Chevrolet Silverado / GMC Sierra. Service manual — part 577

Fig. 192: View Of Connecting Rod Bearing Inserts
Courtesy of GENERAL MOTORS CORP.

3. Remove the connecting rod bearing inserts.

2008 Chevrolet Silverado 1500

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

Fig. 193: View Of Piston Pin Retaining Clips
Courtesy of GENERAL MOTORS CORP.

4. Use J 43654 to remove the piston pin retainers. See Special Tools .

5. Remove the piston pin. The pin is a full-floating style and should slide from the piston.

6. Remove the piston from the connecting rod.

2008 Chevrolet Silverado 1500

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

2008 ENGINE

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

OFF-VEHICLE REPAIR INSTRUCTIONS (CONT.)

PISTON, CONNECTING ROD, AND BEARING CLEANING AND INSPECTION

Fig. 1: View of Connecting Rod, Bearing, Piston & Piston Pin
Courtesy of GENERAL MOTORS CORP.

1. Clean the deposits from the following components:

2008 Chevrolet Silverado 1500

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

2008 Chevrolet Silverado 1500

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

Connecting rod and bearings

Piston

Piston pin

Fig. 2: Identifying Piston Damage Inspection Areas
Courtesy of GENERAL MOTORS CORP.

2. Inspect the piston for the following conditions:

Scoring on the piston skirt (2)

2008 Chevrolet Silverado 1500

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