Two problems related to manual transmission have been reported for the 1996 GMC Sierra. The most recently reported issues are listed below.
The tranmission was replaced at 43429 miles, consumer believes there is a defect in workmanship or material which may have caused this failure at such low mileage.
Transmission does not slow vehicle down the way it should when decelerating while in gear; also, speeds to 30 mph in 3rd gear with gas pedal released.