Posts: 301. - my toy. 3: Not Used. First thing, the neutral safety switch is so your vehicle wont start in any gear other then park or neutral. Follow this YouTube tutorial to fix a corroded battery issue. Discussion Starter · #1 · Jun 10, 2009. For 4L60E 4L80E 4L65E 7-PIN & 4-PIN WIRE LEADS NEUTRAL SAFETY SWITCH CONNECTOR. This switch conversion works with all TH-350 and TH-400 automatic transmissions. And be way easier just to run an aftermarket shifter for the 4l60e then no wiring is needed at all as you can use the PnP switch (neutral safety . Once you have the final adjustment done, tighten the jam nuts at both ends of the stainless steel rod. Grab a creeper, flashlight, and tools for the job. 1 1. Apr 22, 2022 · To replace the neutral safety switch, first locate it in the transmission. Install them using the two supplied #4-40 screws, nuts and lock washers, as shown in Figure 1. Once you have the final adjustment done, tighten the jam nuts at both ends of the stainless steel rod. It is not necessary to remove the Manual Lever Position Sensor (MLPS) on a 4L60E transmission. Oct 19, 2022 · Detailed instructions Billet Aluminum Adjustable Trans Shift Arms Back-Up Light or Neutral Safety Switch Kit This kit offers the choice of Back-Up Light Switch OR Neutral Safety Switch Kit. Neutral Safety Switch Connector 7-PIN & 4-PIN Harness Fits GMC 4L60E 4L80E 4L65E. Crank fuse in the interior fuse panel (left side of dash). The code that came up was P0719 brake switch b input circuit low when my check engine Chevy Mechanic: ZZDaryl Ask Your Own Chevy Question. One method of adjusting the switch is by loosening it enough so it can move, sliding it back into the correct position, and tightening it back down. • Remove neutral safety switch and washer (Figure 3) • Loosen passenger side banana bracket bolts (Figure 4) • Put shifter into the Reverse position • Screw aluminum plug into the neutral safety switch opening. Only 20 left in stock - order soon. 75 - $1200. There is nothing at all that connects the. Check the plug and make sure its connected properly. 75 - $1200. Everything electrical works (headlights. These plugs have been cut off of my 5. This custom made crossmember moves the transmission mount to the correct position for the 4WD Tahoe 4L60E to 4L80E conversion. Ignition c in the under hood fuse box. they both tell me there is a Neutral Safety Swith Adjustment tool . • Remove neutral safety switch and washer (Figure 3) • Loosen passenger side banana bracket bolts (Figure 4) • Put shifter into the Reverse position • Screw aluminum plug into the neutral safety switch opening. and its related hardware (neutral safety switch, back-up light switch, etc. *** Older Connector. Can I hook any of them to . com, US $40. The other way around: the engine does. Apr 22, 2022 · To replace the neutral safety switch, first locate it in the transmission. 2 2. Dec 6, 2016 · Step 2: Locate the transmission position sensor. Remove the neutral safety switch. If you have no reading from the speedo and the transmission won’t come out of 1st, the. Mar 3, 2015 · I know Big Al just got the 4L80E for his build. connector in place during the adjustment procedure. This custom made crossmember moves the transmission mount to the correct position for the 4WD Tahoe 4L60E to 4L80E conversion. Eliminate linkage issues by relocating the neutral safety / backup light switch from your steering column to the floor shifter. A 4L60E starting off in third and nothing else is in limp mode. The 4L80E shares this switch with the 4L60E. remove the shifter and its related hardware (neutral safety switch, . 4: Trans Range Switch Sig B. Single Trigger For Back Up Light Switch. 98 K51857GVC Part Number : 15305920 / 15305887 / 88987185 / 350-0077 / 3500077 77973 AKA PRNDL SWITCH (Before placing an order K77971R and your old. Neutral Safety Switch Connector 7-PIN & 4-PIN Harness Fits GMC 4L60E 4L80E 4L65E. 99 Transmission Plug and Play Adapter Harness Connector Fit for 4L60E to 4L80E LS Swap Silverado Sierra Trans, Wire Adapter Harness Kit Compatible with 1998-2006. Next you’ll need to remove the VB, this can be done by disconnecting the harness and removing the 15 bolts marked in Yellow in the image to. Step 9:Adjust the shift linkage so that the shift lever will enable you to get the transmission into all gear ranges. I have been running it without a neutral safety switch, and now realize the Lokar BL 1400 U neutral safety/backup light switch will not work without modification. I have been running it without a neutral safety switch, and now realize the Lokar BL 1400 U neutral safety/backup light switch will not work without modification. 3L and the 4L60E Automatic Transmission. Wholesale commodity Online Exclusive Neutral Safety Switch Connector 7-PIN & 4-PIN Harness Fits GMC 4L60E 4L80E 4L65E Easy to use and affordable malamega. I'm looking for the pinout diagram for the two plugs that go into the range sensor on a 4L60e. Check the wiring of your fuse panel. If it is out then it should be two clicks back from front of switch. I installed a 4. This s10 is a 1996 it had a 2. 99 Transmission Plug and Play Adapter Harness Connector Fit for 4L60E to 4L80E LS Swap Silverado Sierra Trans, Wire Adapter Harness Kit Compatible with 1998-2006. 4l60e neutral safety switch wiring This are the signals names, pins with their corresponding names: Newer Connector. The shaft of the gear selection pawl needs to be cleaned up before putting the switch back on, which is well documented elsewhere, but here's how to get the. you may need to check your detent cable adjustment if it has one,. Oct 19, 2022 · Detailed instructions Billet Aluminum Adjustable Trans Shift Arms Back-Up Light or Neutral Safety Switch Kit This kit offers the choice of Back-Up Light Switch OR Neutral Safety Switch Kit. I need some electrical help trying to make it work. It is a safety system and should be repaired and working properly. 92 Free shipping for many products Find many great new & used options and get the best deals for For 4L60E 4L80E 4L65E 7-PIN & 4-PIN WIRE. I have everything done except the neutral safety switch signal to the ECM. C $35. The Late 4L60-E was released in 1997 in and fully phased into wide use through GM by 1998 in both RWD car platforms (including the C6 Corvette) and trucks in both 2wd and 4wd configurations. Gone, gone gone and early in my resto mod away it went. 10924 Murdock Drive, Knoxville, TN 37932. First thing, the neutral safety switch is so your vehicle wont start . • Remove neutral safety switch and washer (Figure 3) • Loosen passenger side banana bracket bolts (Figure 4) • Put shifter into the Reverse position • Screw aluminum plug into the neutral safety switch opening. Most have shims underneath to remove or add to adjust your switch to work when the trans. i had to do a small adjustment to work with my application. Step 3: Install the mounting bolts on the floor board. Location: Blairsville, PA. Make sure the transmission is in Neutral. connector in place during the adjustment procedure. I know this should be grounded in neutral and park, and otherwise open, and I know how to wire up. There are also 2 fuses in this circuit that you may have to replace. If you have no reading from the speedo and the transmission won’t come out of 1st, the. LOKAR, INC. If your problem is just getting the key to come out it has nothing to do. The engine does not start in park, but in neutral mode. 43 Buy in monthly payments with Affirm on orders over $50. 3: Not Used. 5 Jul 2018. (Figure 5) Line up plug into center slot of shifter body. Posted January 21, 2010. 4l60e neutral safety switch wiring This are the signals names, pins with their corresponding names: Newer Connector. 2K 217K views 3 years ago Curt explains why you might need to replace your 4l60E Neutral Safety Switch. 0L crate motor w/mods, NIB '12 crate 4L85e w/billet 3k stall Circle D, 3. I had the transmission rebuilder install a neutral switch on the new. Step 1: Locate the Neutral Safety Switch It is best to consult the owner’s manual if you are unsure where the neutral safety switch is; it may be located in different places for each vehicle model. Aug 13, 2021 · Neutral Safety Switch Gear Range Sensor Replacement Instructions. 4L60/4L80E Gear Range Switch January 7, 2012, 10:57 PM Howdy, I'm messing around with planning how to get my 4T65E controller to run a 4L80E transmission. The way the starting circuit works is when the key. Wholesale commodity Online Exclusive Neutral Safety Switch Connector 7-PIN & 4-PIN Harness Fits GMC 4L60E 4L80E 4L65E Easy to use and affordable malamega. Step 9:Adjust the shift linkage so that the shift lever will enable you to get the transmission into all gear ranges. 2 2. the neutral safety switch in place on the shifter mechanism. *** E/C2: Starter Relay Coil Supply Voltage. IMPORTANT: Make note of the slot of the old neutral safety switch before remove it so you can install the new switch the same way. 2 2. Only 20 left in stock - order soon. - my toy. Aug 11, 2016 · Step 1: Install the new neutral safety switch into the shifter housing. This video shows you how to remove the assembly from the transmission while still in the vehicle, saving time. What are the differences between the two? The differences between the. This switch commonly fails or is broken when taken off . 5Hz with much longer energized cycles? Thanks, Central TEXAS Sleeper USAF Physicist ROA# 9790 BigAL. #1 · Feb 2, 2014 I have a 2006 5. One method of adjusting the switch is by loosening it enough so it can move, sliding it back into the correct position, and tightening it back down. The purpose of the. 4L60E & 4L80E MLP/PRNDL SWITCH (4 & 7 PIN CONNECTORS), INCLUDES HARNESS TO WIRE IN NEUTRAL SAFETY SWITCH AND REVERSE LIGHTS. If you have no reading from the speedo and the transmission won’t come out of 1st, the. THE CONNECTORS MUST BE KEYED CORRECTLY for proper transmission operation (see the diagram below for details). Curt explains why you might need to replace your 4l60E Neutral Safety Switch. Eliminate linkage issues by relocating the neutral safety / backup light switch from your steering column to the floor shifter. 20 Jan 2010. The code that came up was P0719 brake switch b input circuit low when my check engine Chevy Mechanic: ZZDaryl Ask Your Own Chevy Question. 99 $ 13. Discussion Starter · #1 · Jun 10, 2009. The pin labels line up, as do the wire colours, between the 4T65E and 4L80E switches but I wanted to see if anyone had any experience (or the logic tabels. Use a 3/16" Allen wrench to tighten the. Reverse has a gear ratio of 2. Learn more MSRP:$168. Fuse box hyundai accent 1994-1999 Hyundai . Single Trigger For Back Up Light Switch. It is a safety system and should be repaired and working properly. I set P/N switch to "NONE" on my 0411 in my Express, no idle issues and relearned the crank just fine. 4L60E Neutral Safety Switch Monster Transmission 37. I had the transmission replaced a week ago & today the truck will not start. Check out the diagrams (Below). Then from each of those (5) positions PRNDL run a wire to the respective indicator light. 4l60e neutral switch adjustment? 4l60e neutral switch adjustment? By crazyfrazz09 January 20, 2010 in Engine and Performance - Anything for that couple extra horses! Start new topic; Prev; 1; 2; Next; Page 2 of 2. This video shows you how to remove the assembly from the transmission while still in the vehicle, saving time. The neutral safety switch connectors on the GM 4L60E are not easily removed. 4L60E & 4L80E MLP/PRNDL SWITCH (4 & 7 PIN CONNECTORS), INCLUDES HARNESS TO WIRE IN NEUTRAL SAFETY SWITCH AND REVERSE LIGHTS. 2: Not Used. MORE RESULTS. Connect the Neutral Safety Switch between your ignition switch and starter circuits. 4l60e Transmission 4l60e Neutral Safety Switch Wiring DiagramWIRING DIAGRAMS 5 WIRING DIAGRAMS 6 path. 7 Agu 2019. Step 1: Install the bracket with the switch: For TH350, TH400, and TH200 Applications: Some of these transmissions use standard bolts for the transmission oil pan, while others use metric bolts. Joined Feb 7, 2003. Second a. The replacement cost of a neutral safety switch is anywhere from $95 to $150. Nov 17, 2022 · 8. and its related hardware (neutral safety switch, back-up light switch, etc. Some have tried using a park-neutral switch from a 4L60E. 2: Not Used. 99 Transmission Plug and Play Adapter Harness Connector Fit for 4L60E to 4L80E LS Swap Silverado Sierra Trans, Wire Adapter Harness Kit Compatible with 1998-2006. I had the. Step-by-step tutorial: Replacing the Chevy 4l60e Neutral Safety Switch Tools and materials required for the replacement Precautions to take before starting the replacement process Removing the old neutral safety switch Installing the new neutral safety switch Testing the new switch for proper functionality. This custom made crossmember moves the transmission mount to the correct position for the 4WD Tahoe 4L60E to 4L80E conversion. Locating the Neutral Switch. 4L60Es and 4L80Es have an internal pressure switch for the PCM to know the gear it is in. Oct 26, 2019 · We recommend Parts Geek for the best prices and selection. 30 Mei 2022. Double Trigger For Neutral Safety Switch. Check the plug and make sure its connected properly. Mar 18, 2011 · The 4L60-E is GM’s successful continuation of the ever-improving 700R4 (aka “4L60” since 1990), introduced in 1982. 1: PNP Clutch/Start Switch Sig. Converts any factory equipped 4L60e, 4L65e, 4L70e and. • Remove neutral safety switch and washer (Figure 3) • Loosen passenger side banana bracket bolts (Figure 4) • Put shifter into the Reverse position • Screw aluminum plug into the neutral safety switch opening. Curt goes over the Neutral Safety Switch on a 4L60E transmission. Adjust the switches, so that the. Fuse box hyundai accent 1994-1999 Hyundai . Nov 11, 2005 · This item: GM Genuine Parts D2263C Park/Neutral Position and Back-Up Lamp Switch. There is nothing at all that connects the transmission to a neutral safety switch, yes on trucks there is a PNP switch on the side with the manual shaft going through it, that switch only tells the pcm if it's in park or. The replacement cost of a neutral safety switch is anywhere from $95 to $150. 63; 1:1; 0. 5Hz 4L80E = 614Hz Since both are listed in A with the same range for 0-60% duty cycle (0. Made In The U. This custom made crossmember moves the transmission mount to the correct position for the 4WD Tahoe 4L60E to 4L80E conversion. I know this should be grounded in neutral and park, and otherwise open, and I know how to wire up. Includes mounting hardware, mounting instructions, detailed drawings and now includes a new neutral safety / backup light switch. I installed the tyranny without issue and it starts and drives ok but the display doesn't show all of the gears. It's either not even connected, or not connected properly. (Figure 5) Line up plug into center slot of shifter body. There will be three wires: two small ones and one larger one. Rotate the tool until the upper locator pin on the tool is lined up with the slot on the top of the switch. A 4L60E starting off in third and nothing else is in limp mode. • Remove neutral safety switch and washer (Figure 3) • Loosen passenger side banana bracket bolts (Figure 4) • Put shifter into the Reverse position • Screw aluminum plug into the neutral safety switch opening. Joined Feb 7, 2003. Hi There, It sounds like you may have a. pull the lever into Neutral without depressing the button. *** E/C2: Starter Relay Coil Supply Voltage. If you have no reading from the speedo and the transmission won’t come out of 1st, the most likely problem is the vehicle speed sensor ( VSS ). 54(36%) Product Available Part Number:MT-D74410A + ADD TO CART. pull the lever into Neutral without depressing the button. 73 posi 12 bolt, DynaTech f-swap headers, 3/4 drop, handling mods, etc. This is the fourth Neutral Safety switch I am changing. 73 posi 12 bolt, DynaTech f-swap headers, 3/4 drop, handling mods, etc. This video shows you how to remove the assembly from the transmission while still in the vehicle, saving time. I set P/N switch to "NONE" on my 0411 in my Express, no idle issues and relearned the crank just fine. No adjustment is necessary or possible on the A4LD transmission Park Neutral Position (PNP) switch. Nov 17, 2022 · 8. 4L60E Neutral Safety Switch LSx Swaps. HOW TO WIRE NEUTRAL SAFETY SWITCH "EP51" on a 4L60E & 4L80E Transmission. *** E/C2: Starter Relay Coil Supply Voltage. Nuetral safety switch for 4L60E. And be way easier just to run an aftermarket shifter for the 4l60e then no wiring is needed at all as you can use the PnP switch (neutral safety . pull the lever into Neutral without depressing the button. Mar 25, 2020 · Step 2: For the Neutral Safety Switch to function properly, the shifter linkage must be adjusted correctly. This is a brand 4L60E Neutral Safety Switch MLPS 4 & 7 Pin Connector Black Plastic. 4L60E TRANSMISSION RANGE SENSOR THIS IS YOUR TRANSMISSION 110K views 5 years ago Passlock™ System Bypass - GM South Main Auto Repair LLC 181K views Ratty Muscle Car 182K views 2005 GMC Sierra. Make sure the transmission is in Neutral. Switch to the transmission manual shaft. My dad has a 97 S10 4x4 Pickup with the 4. 2 days ago · 1 4L60E Neutral Safety Switch Wiring Diagram; 2 Symptoms Of A Defective Neutral Safety Switch. Curt explains why you might need to replace your 4l60E Neutral Safety Switch. Double Trigger For Neutral Safety Switch. pale king fountain, caterpillar motor grader models
Connect the Neutral Safety Switch between your ignition switch and starter circuits. . 4l60e neutral safety switch adjustment
Single trigger for back-up light switch, or double trigger for neutral safety. I really dont know why they did it,. Switch to the transmission manual shaft. The pin labels line up, as do the wire colours, between the 4T65E and 4L80E switches but I wanted to see if anyone had any experience (or the logic tabels. Use a 3/16" Allen wrench to tighten the. Single Trigger For Back Up Light Switch. Step 2: In the Lokar Shifter kit you are supplied with two aluminum side mounting buttons that are approximately 5/8" in diameter. 43 Buy in monthly payments with Affirm on orders over $50. 0L crate motor w/mods, NIB '12 crate 4L85e w/billet 3k stall Circle D, 3. 4T65E = 292. (Figure 5) Line up plug into center slot of shifter body. 1994 - 2000 4L80 transmission. When removing the harness you could damage the switch itself. 4l60e neutral switch adjustment? 4l60e neutral switch adjustment? By crazyfrazz09 January 20, 2010 in Engine and Performance - Anything for that couple extra horses! Start new topic; Prev; 1; 2; Next; Page 2 of 2. How To Do Neutral Safety Switch Adjustment? · Set the transmission in 'Park'. *** Older Connector. 05-02-2017 #5. Wholesale commodity Online Exclusive Neutral Safety Switch Connector 7-PIN & 4-PIN Harness Fits GMC 4L60E 4L80E 4L65E Easy to use and affordable malamega. Nuetral safety switch for 4L60E. Monster Sale Price: $107. There are also 2 fuses in this circuit that you may have to replace. If necessary, bend the fingers slightly so that they engage the slots. *** E/C2: Starter Relay Coil Supply Voltage. connector in place during the adjustment procedure. This system works with 4L60E, 4L65E, and 4L70E automatic transmissions from 2008 and earlier, as well as 4L80E and 4L85E automatic transmissions. Connect the. 0L crate motor w/mods, NIB '12 crate 4L85e w/billet 3k stall Circle D, 3. This is a brand 4L60E Neutral Safety Switch MLP Sensor (PRNDL) One 7 Pin & One 4 Pin Connector It will fit 4L60E transmission years from 1995-2003. Use a 3/16" Allen wrench to tighten the. Eliminate linkage issues by relocating the neutral safety / backup light switch from your steering column to the floor shifter. C5 4l60e trans "PRNDL" switch adjustment. Connect the. com, US $40. Wholesale commodity Online Exclusive Neutral Safety Switch Connector 7-PIN & 4-PIN Harness Fits GMC 4L60E 4L80E 4L65E Easy to use and affordable malamega. 8 from a 2007 GMC Sierra with a 4L60E transmission with a Lokar column shifter and it is super. 11 Jan 2011. Apr 22, 2022 · To replace the neutral safety switch, first locate it in the transmission. 4: Trans Range Switch Sig B. Usually, it is found next to the shift mechanism and is similar to a cigarette lighter. 4l60e neutral safety switch wiring diagram drivenheisenberg 7427 rev limiter. On-board diagnostics (OBD) may provide some light on this without having to take the transmission apart. Unplug the electrical connector from the safety switch. Converts any factory equipped 4L60e, 4L65e, 4L70e and. Double Trigger For Neutral Safety Switch. This is a brand 4L60E Neutral Safety Switch MLP Sensor (PRNDL) One 7 Pin & One 4 Pin Connector It will fit 4L60E transmission years from 1995-2003. The neutral safety switch connectors on the GM 4L60E are not easily removed. This switch commonly fails or is broken when taken off . • Remove neutral safety switch and washer (Figure 3) • Loosen passenger side banana bracket bolts (Figure 4) • Put shifter into the Reverse position • Screw aluminum plug into the neutral safety switch opening. • Remove neutral safety switch and washer (Figure 3) • Loosen passenger side banana bracket bolts (Figure 4) • Put shifter into the Reverse position • Screw aluminum plug into the neutral safety switch opening. How To Do Neutral Safety Switch Adjustment? · Set the transmission in 'Park'. Step 2:Determine exactly where you want the Shifter to be located. • If there are (2) connections for a neutral safety switch, you must run a #12 (or heavier) stranded wire from these terminals to the (2) terminals on the Lokar Neutral Safety. Ships from and. *** E/C2: Starter Relay Coil Supply Voltage. Mar 10, 2022 · Identify the neutral safety switch which is located on the left side of the transmission and controls engine starter operation along with reverse lights and gear selection feedback data used by the computer. com, US $40. I set P/N switch to "NONE" on my 0411 in my Express, no idle issues and relearned the crank just fine. Curt goes over the Neutral Safety Switch on a 4L60E transmission. Switch to the transmission manual shaft. You need a switch that links to the shift linkage that has electrical contacts that close in each position of the shifter. Toll Free 877-469-7440 (865) 966-2269 Fax (865) 671-1999. Kurt - '68 GMC short step - NIB '09 LY6 6. When you make use of your finger or even stick to the . Neutral Safety Switch Connector 7-PIN & 4-PIN Harness Fits GMC 4L60E 4L80E 4L65E. 73 posi 12 bolt, DynaTech f-swap headers, 3/4 drop, handling mods, etc. 27 Nov 2019. Wholesale commodity Online Exclusive Neutral Safety Switch Connector 7-PIN & 4-PIN Harness Fits GMC 4L60E 4L80E 4L65E Easy to use and affordable malamega. It is a safety system and should be repaired and working properly. 97 Monster Savings of:$61. There are also 2 fuses in this circuit that you may have to replace. Gone, gone gone and early in my resto mod away it went. The purpose of the. 8 from a 2007 GMC Sierra with a 4L60E transmission with a Lokar column shifter and it is super. Had an order for Rock Auto after I bought that one and got the AC Delco added on so that one. Location: Blairsville, PA. automotive Dodge Charger. pull the lever into Neutral without depressing the button. Adjust the switches, so that the. A 4L60E starting off in third and nothing else is in limp mode. Mar 18, 2011 · The 4L60-E is GM’s successful continuation of the ever-improving 700R4 (aka “4L60” since 1990), introduced in 1982. Aug 11, 2016 · Step 1: Install the new neutral safety switch into the shifter housing. com, US $40. The 4L60-E is the “E”lectronically shift controlled version of the 4L60. IMS (Internal Mode Switch) Removal and Replacement The following is a quick guide to dropping the Valve Body and replacing the IMS. No matter if your vehicle is in . 27 Nov 2019. Caution: Overtightening the switch attachment screws will crack the switch housings. 00 Upfront, Transparent Price ( 4) The neutral safety switch is a safety device that only allows you to start your engine when the automatic transmission is in either Park or Neutral. Neutral Safety Switch Get the Parts that Fit Filter your results by entering your Year, Make, Model to ensure you find the parts that fit your vehicle. *** Older Connector. A 4L60E starting off in third and nothing else is in limp mode. Give us a call and we'll look it up for free if you purchase the tools or parts from us! J-51881 Transmission Neutral Safety Switch Adjustment Tool NI-51881 . It's either not even connected, or not connected properly. You can use one for a 4L60E but never actually replace an Allison switch for the common 4L60E switch; the Allison version is sealed much better and less likely to fail if exposed to the elements and driven great distances like a working truck. Step 2:Determine exactly where you want the Shifter to be located. Mar 25, 2020 · Step 2: For the Neutral Safety Switch to function properly, the shifter linkage must be adjusted correctly. It's either not even connected, or not connected properly. Free shipping. com: 4l60e Neutral Safety Switch 1-16 of 99 results for "4l60e neutral safety switch" RESULTS Park Neutral Position and Back-up Lamp Switch Replace 24229422. 2 of 4 (cable adjustment) 136K views How To Replace Neutral. Once you have the final adjustment done, tighten the jam nuts at both ends of the stainless steel rod. i had to do a small adjustment to work with my application. I'm looking for the pinout diagram for the two plugs that go into the range sensor on a 4L60e. The original equipment neutral safety switch is located on the transmission and no changes are needed. Recommended Posts. In 2009 the 4L60E series transmission was changed again and removed the 3-2 downshift solenoid, PSM (pressure switch manifold) and the external neutral safety back up switch. . facebook app download facebook app