NEW Design, Steel DIN construction, Does not accept GM compartmental parts or OE switches. DHD 115-510 Dirty Alli-Locker 5-Speed Torque Converter Lockup SwitchThe DHD Dirty Alli-Locker torque converter lockup switch was designed to be an exact fix for the ever long pursuit of true lockup contro..
DHD 115-510U Dirty Alli-Locker 5-Speed Torque Converter Lockup SwitchThe DHD Dirty Alli-Locker torque converter lockup switch was designed to be an exact fix for the ever long pursuit of true lockup controller that will work 100% of the time. After countless troubles with different aftermarket kits ..
Synapse Reman Allison Transmission Control Module (TCM) for the following applications
*These TCM’s are 100% plug and play. The TCM strategy will relearn with normal driving, no scanner needed*
Part Number Interchangeability
A5100S92, A5100NC6, 19431596, 24256861, 24259874, 24257038, 24..
Pre-Order OnlyFitment: 2011- Early 2015 GM 6.6L DuramaxThe A40 and A50 TCM that is used to control the Allison 6-speed automatic transmission is the weak link of the Allison transmission. This is due to delicate thin wires inside the TCM that contact one another overtime and short-out the enti..
Allison Transmission Detent Lever / Neutral Safety SwitchOE replacement for your 2006-2016 GM 6.6L Duramax.
Also known as a PRNDL switch. When this sensor goes bad, you'll likely get a "shift range inhibited" message on the message center along with a flashing light under the gear or range you are ..
One of the most common problems with the Allison transmission is failure of the Neutral Start Back Up switch. Some of the symptoms of failure include but are not limited to:
No start condition
Gear shift indicator on dash not following properly
Trans stuck in limp mode or fail safe
DTC's se..
One of the most common problems with the Allison transmission is failure of the Neutral Safety Back Up switch.
Some of the symptoms of failure include but are not limited to:
No start condition
Gear shift indicator on dash not following properly
Trans stuck in limp mode or f..
Backordered with No ETA (Updated on 1/21/2025)
Replacement connector set for 2 connector NSBU switches found on 01-04 Allison Transmissions. Color coded wires make for an easy install.
Comes with OE style connectors and approx 12" of lead. Comes with crimp and seal..
NEW Design, Steel DIN construction, Does not accept GM compartmental parts or OE switches. The DHD Dirty Alli-Locker torque converter lockup switch was designed to be an exact fix for the ever long pursuit of true lockup controller that will work 100% of the time. After countless troubles with ..
The DHD Dirty Alli-Locker torque converter lockup switch was designed to be an exact fix for the ever long pursuit of true lockup controller that will work 100% of the time. After countless troubles with different aftermarket kits built by other vendors that were unreliable, DHD set to make the best..
Redirected to https://puredieselpower.com/chevy-gm-products/transmission/dhd-115-510-dirty-alli-locker-5-speed-torque-converter-lockup-switch-nshit?search=115-510The DHD Dirty Alli-Locker torque converter lockup switch was designed to be an exact fix for the ever long pursuit of true lockup con..
Our brand new Pre-Programmed TCM comes with your choice of either OEM factory calibrations or our Custom EFILive calibrations.
Benefits of our Custom Tuned TCM include:
Improved throttle response.
Revised shift strategies for better shift rpm and quality.
Improved Torque converter ..
(Please note, no Core Charge is required, but there will be a label within the packaging to return the core)
The A40 Transmission Control Module found in the 2006-2008 2500/3500 Duramax is prone to failure. The internal circuit board fails and is not serviceable. When this failure occurs th..
The A50 Transmission Control Module found in the 2009-2015 Duramax is prone to failure. The internal circuit board fails and is not serviceable. When this failure occurs the truck owner may experience Range Shift Inhibited, Service Brake System, Service stabilatrak, loss of gear shift indicato..
Discontinued (Updated 7/30/2024)
Allison Transmission LBZ/LMM Internal Transmission Wiring Harness
This is a genuine OEM Allison replacement internal wire harness. This harness will work on the LBZ & LMM pickups with the Allison 6-Speed transmission.
Allison part number: 29543336..