Chevrolet Silverado / GMC Sierra. Service manual — part 2031

Fig. 4: View Of Oil Pressure Sensor, Washer And Valve Lifter Oil Filter
Courtesy of GENERAL MOTORS CORP.

1. Apply sealant to the threads of the NEW oil pressure sensor. Refer to Sealers, Adhesives,

and Lubricants .

2. If equipped with active fuel management perform the following step, using J 41712 or

equivalent. Install the oil pressure sensor (706) and washer (707).

Tighten: Tighten the sensor to 35 N.m (26 lb ft).

NOTE:

Refer to Fastener Notice .

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado,

Sierra & Silverado

Fig. 5: Removing/Installing Oil Pressure Sensor & Washer
Courtesy of GENERAL MOTORS CORP.

3. If not equipped with active fuel management, perform the following step, using J 41712 or

equivalent. Install the oil pressure sensor (706) and washer (707).

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado,

Sierra & Silverado

Fig. 6: View Of Engine Harness Electrical Connectors & Inlet Hose Clamp
Courtesy of GENERAL MOTORS CORP.

4. Connect the engine harness electrical connector (1) to the oil pressure sensor.

Tighten: Tighten the sensor to 35 N.m (26 lb ft).

5. Install the intake manifold. Refer to Intake Manifold Replacement (L92 - First Design)

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado,

Sierra & Silverado

or Intake Manifold Replacement (L92 - Second Design) or Intake Manifold
Replacement (LY2 and LY6) or Intake Manifold Replacement (LH6, LMG, LY5 and
L76) .

ENGINE OIL LEVEL SENSOR AND/OR SWITCH REPLACEMENT

Removal Procedure

Fig. 7: View Of Oil Pan Drain Plug & Seal
Courtesy of GENERAL MOTORS CORP.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L, or 7.0L - Cab & Chassis Sierra, Cab & Chassis Silverado,

Sierra & Silverado