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2005 GMC Sierra 2500 HD SLE 6.6L Transmission
Posted to GM Transmission on 7/7/2018 11 Replies

this is our shop truck ,had no problems until it sat for 2 weeks .when startup it was like we lost gears plus abs and brake light is on plus speedometer does not work ,when going from park to reverse or neutral to drive it slams hard into gear. my abs scan...

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car Vehicle Data

2005 GMC Sierra 2500 HD SLE

VIN 1GTHK23285
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedTransmission
ConditionsInop
Open Help Request

car Vehicle Data

2005 GMC Sierra 2500 HD SLE

VIN 1GTHK23285
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedTransmission
ConditionsInop