Preliminary Procedures

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
2. Drain the transmission, refill when repair is completed. Refer to Transmission Fluid Replacement .
3. Remove the left transmission mount bracket. Refer to Transmission Mount Bracket Replacement - Left Side .

1

Input Speed Sensor Bolt M6 x 25

Notice: Refer to Fastener Notice in the Preface section.

Procedure

Apply threadlocker GM P/N 12345382 (Canadian P/N 10953489) or equivalent to the input speed sensor bolt.

Tighten
9 N·m (80 lb in)

2

Input Speed Sensor (ISS)

Procedure

Pull the ISS out of the case cover just far enough to gain access to the ISS seal.

3

Input Speed Sensor Seal

Procedure