DeVille DTS V8-4.6L VIN 9 (2002)
Air Injection Hose/Tube: Service and Repair
AIR Pump Intermediate Pipe/Hose Replacement - Bank 1
REMOVAL PROCEDURE
1. Loosen and lower pinch clamp connecting the bank 1 intermediate pipe/hose to the crossover pipe/hose.
2. Loosen and lower the pinch clamp connecting the bank 1 intermediate pipe/hose to the secondary air injection (AIR) shut-off valve.
3. Remove the nut securing the bank 1 intermediate pipe/hose to the transaxle.
4. Remove the nut securing the bank 1 intermediate pipe/hose to the AIR shut-off valve bracket.
5. Disconnect the exhaust gas recirculation (EGR) pipe.
6. Carefully remove the bank 1 intermediate pipe/hose from the engine.
INSTALLATION PROCEDURE
1. Carefully install the bank 1 intermediate pipe/hose.
NOTE: Refer to Fastener Notice in Service Precautions.
2. Reconnect the EGR pipe.
Tighten
Tighten the EGR pipe to 60 N.m (44 lb ft).
3. Install the nuts securing the bank 1 intermediate pipe/hose to the AIR shut-off valve bracket and the transaxle.
Tighten
Tighten the nuts to 9 N.m (80 lb in).
4. Install the hose and pinch clamp connecting the bank 1 intermediate pipe/hose to the AIR shut-off valve.
5. Install the hose and pinch clamp connecting the bank 1 intermediate pipe/hose to the AIR crossover pipe/hose.
