Installation Procedure
WARNING: This page is about a different car, the 2011 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
- Install a NEW exhaust manifold gasket (1) onto the cylinder head studs.
- Install the exhaust manifold (2).
- Install the exhaust manifold nuts.
Tighten
Tighten the nuts to 25 N.m (18 lb ft).
- If reusing the old HO2S, coat the threads with anti-sieze compound, GM P/N 12377953 or equivalent.
- Install the HO2S.
Tighten
Tighten the sensor to 41 N.m (30 lb ft).
- Raise the engine frame into position.
- Install the 4 rearward engine frame-to-body bolts (1).
Tighten
Tighten the bolts to 191 N.m (141 lb ft).
- Remove the screw type jack.
- Connect the intermediate shaft to the steering gear.
- Install the intermediate shaft pinch bolt.
Tighten
Tighten the bolt to 45 N.m (33 lb ft).
- Install the intermediate shaft seal.
- Connect the electronic suspension position sensor link ball studs (1) to the lower control arms.
- Install the steering gear heat shield.
- Install the steering gear heat shield bolts.
Tighten
Tighten the bolts to 9 N.m (80 lb in).
- Connect the engine harness clip (3) to the steering gear heat shield.
- Connect the engine harness clip (2) to the steering gear heat shield.
- Install the AIR check valve. Refer to Secondary Air Injection Check Valve Replacement .
- Install the rear exhaust manifold pipe. Refer to Exhaust Manifold Rear Pipe Replacement .
- Lower the vehicle.
- Remove the J 42640 from the steering column.
- Connect the engine harness electrical connector (2) to the HO2S.
- Install the HO2S clip (5) to the AIR valve hose bracket.
- Install the CPA retainer (3).
CAUTION:
Refer to Fastener Caution .
WARNING:
Failure to disconnect the intermediate shaft from the rack and pinion steering gear stub shaft can result in damage to the steering gear or to the intermediate shaft. This damage may cause loss of steering control, which could result in an accident and possible personal injury.