Bonneville V8-4.6L VIN Y (2004)
Air Injection Pump: Service and Repair
SECONDARY AIR INJECTION (AIR) PUMP REPLACEMENT
REMOVAL PROCEDURE
1. Raise the vehicle. Refer to Vehicle Lifting.
2. Remove the retaining screws from the front portion of the left front wheel well/splash shield.
3. Lower the splash shield far enough to gain access to the secondary air injection (AIR) pump (2) assembly.
4. Loosen and lower the AIR outlet hose pinch clamp.
5. Remove the AIR inlet hose from the AIR pump (2).
6. Disconnect the AIR pump electrical connector.
7. Remove the upper AIR pump to cradle bolt.
8. Lift up and pull out to remove the AIR pump (2) from the cradle bracket.
INSTALLATION PROCEDURE
1. Install the lower AIR pump bolts/nuts into the cradle bracket and push down.
2. Install the upper AIR pump to cradle bolt.
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten the upper and lower AIR pump to cradle bolts to 9 N.m (80 lb in).
3. Reconnect the AIR pump electrical connector.
4. Install the AIR outlet hose and pinch clamp to the AIR pump (2).
5. Install the AIR inlet hose to the AIR pump (2).
6. Lower the vehicle.