GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
1996
🢒
Riviera
🢒
Transmission/Transaxle
🢒
Automatic Transaxle - 4T60-E
🢒 Second and Third Gear Only (1-2 Solenoid Stuck Off)
Second and Third Gear Only
Checks
Cause
1-2 Shift Solenoid OFF Failure
•
Insufficient force of the solenoid
•
Foreign material is plugging the filter
•
The PCM is not grounding
•
Failure of the O-ring
•
No supply voltage to the 1-2 Shift Solenoid
•
Wires are not connected to the solenoid