Wiper Gear Box: Service and Repair
WIPER TRANSMISSION REPLACEMENT
TOOLS REQUIRED
- J 39232 Wiper Transmission Separator
- J 39529 Wiper Transmission Installer
REMOVAL PROCEDURE
1. Remove the wiper arms.
2. Remove the air inlet grille panel.
3. Remove the transmission drive link from the wiper motor crank arm using the J 39232 .
4. Remove the transmission screws.
5. Remove the transmission from the vehicle through the access openings in the top of the cowl.
INSTALLATION PROCEDURE
1. Install the transmission to the vehicle.
2. Install the transmission mounting screws.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten the wiper transmission mounting screws to 8 N.m (70 lb in).
3. Install the transmission drive link to the wiper motor crank arm using the J 39529 .
IMPORTANT:
- Lubricate the inside of the socket with white lithium grease (GM P/N 9985885) or equivalent.
- The wiper transmission must be assembled to the crank arm past the second detent so the seal is compressed to a maximum height of 25.5 mm (1 in).
4. Install the air inlet grille panel.
5. Install the wiper arms.