Chevrolet Silverado / GMC Sierra. Manual — part 509

Fig. 339: View Of Oil Pressure Sensor Electrical Connector
Courtesy of GENERAL MOTORS CORP.

3. Connect the oil pressure sensor electrical connector.

4. Install the left wheelhouse inner panel. Refer to Front Wheelhouse Liner Replacement -

Left Side (Chevrolet) or Front Wheelhouse Liner Replacement - Left Side (GMC) .

5. Check and add engine oil if necessary.

ENGINE OIL LEVEL SENSOR AND/OR SWITCH REPLACEMENT

Removal Procedure

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 340: View Of Oil Level Sensor, Clip, Bolt & Oil Pan Mating Surface
Courtesy of GENERAL MOTORS CORP.

1. Remove the lower oil pan. Refer to Lower Oil Pan Replacement.

2. Remove the oil level sensor clip (3).

3. Remove the oil level sensor bolt (2) and sensor (1).

Installation Procedure

IMPORTANT: When routing the oil level sensor wire, ensure that the wire is

routed along the side of the oil pan.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 341: View Of Oil Level Sensor, Clip, Bolt & Oil Pan Mating Surface
Courtesy of GENERAL MOTORS CORP.

1. Install the oil level sensor (1) and bolt (2).

Tighten: Tighten the bolt to 9 N.m (80 lb in).

2. Install the oil level sensor clip (3).

3. Install the lower oil pan. Refer to Lower Oil Pan Replacement.

ENGINE REPLACEMENT

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Tools Required

J 36857 Engine Lift Brackets. See Special Tools .

J 43181 Quick Connect Connector Removal. See Special Tools .

Removal Procedure

Fig. 342: View Of Ground Strap & Nut

IMPORTANT: In order to remove the engine the vehicle needs to be on a hoist.

The front wheels and tires will also require removal. The vehicle
will have to be supported by the frame when the tires are
removed.

2008 Chevrolet Silverado 1500

2008 ENGINE Engine Mechanical - 6.6L - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado