Calais L4-151 2.5L VIN U TBI (1989)
SERVICE PARTS INFORMATION:
Part Number
Description
8664388
Switch, 2nd Gear
Parts are currently available from GMSPO.
SERVICE MANUAL REFERENCE:
Whenever replacing a 2nd gear switch on any HYDRA-MATIC 3T40, refer to the Unit Repair section of your service manual.