Sierra 1500 2WD V8-5.3L (2008)
1. Install a NEW valve lifter oil filter O-ring seal (4) into the valve lifter oil manifold.
2. Install the NEW valve lifter oil filter (3).
3. Apply sealant GM P/N 12346004 (Canadian P/N 10953480) or equivalent to the threads of the oil pressure sensor.
Notice: Refer to Fastener Notice .
4. Install the oil pressure sensor washer (2) and sensor (1).
Tighten the sensor to 35 N.m (26 lb ft).
5. Connect the engine harness electrical connector (1) to the oil pressure sensor.
6. Install the intake manifold. Refer to Intake Manifold Replacement (L92 - First Design) (See: Intake Manifold/Service and Repair)Intake Manifold
Replacement (L92 - Second Design) (See: Intake Manifold/Service and Repair)Intake Manifold Replacement (LY2 and LY6) (See: Intake
Manifold/Service and Repair)Intake Manifold Replacement (LH6, LMG, LY5 and L76) (See: Intake Manifold/Service and Repair) .
