Questions & Answers for: GMC Sierra 1500 shift module

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2003 Started reving high in 2nd when trying to shift to 3rd gear. Its an automatic transmission. No problems before this. No Slipping, No Hard Shifting. Check the fluid while the engine is on in park.

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Question about 2000 New Sierra 1500

1 Answer

my 1993 lumina is having shifting problems. It shifts very late at all shift points.About 45 mph from 1st to 2nd and 55 mph from 2nd to 3rd. When its in first and you let up on the gas it stays in ...

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Question about 2000 New Sierra 1500

1 Answer

...the power train control module will not send the correct signals to the transmission solenoids for shifting. Also the torque convertor will be a much larger on than what you have already in your old ...

Question about 2004 Sierra 1500 Crew Cab

1 Answer

module - should I throw a new one on? When this occurs the truck feels like it is stuck in 3rd gear all the time - no up-shift is felt when accelerating - thanks! you should change it you could strain

Question about 2004 Sierra 1500 Crew Cab

2 Answers

...system is working. The module for the automatic door locks has a circuit to lock the doors upon shifting the vehicle to drive. The circuitry has a relay built into it that unlocks the doors when ...

Question about 2004 Sierra 1500 Crew Cab

1 Answer

...selector switch will go out and it appears to go into 2HI. transfer case, both are electronically shifted by the TCCM (Transfer Case Control Module)...so you may have a selector switch (dash) or ...

Question about 2004 Sierra 1500 Crew Cab

1 Answer

...shift and lock in then you will need to check the acutlator at the front axle . this acutlator is screwed into the side of the front differnatil and recives a signal from the transfere case module to ...

Question about 2005 Sierra 1500 Hybrid

1 Answer

...module can cause this symptom. The most common cause of your particular problem is a damaged open or shorted shift solenoid, this causes the transmission to go into two gears at once, the ...

Question about 2005 Sierra 1500 Hybrid

1 Answer

shift motor or actuator motor and it still comes on. Can it be something inside the transfer case or is the warning light only for the electrical/mechanical system from the push button to the actuator

...2010 GMC Sierra transmission locked in 4wd low Go under the truck and remove the electric shift control and manually shift back to high gear. You will need to replace that bad shift control

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