Chevrolet Silverado / GMC Sierra. Service manual — part 2043

Fig. 48: Tightening The CMP Actuator Solenoid Valve
Courtesy of GENERAL MOTORS CORP.

15. Tighten the CMP actuator solenoid valve.

Tighten:

1. Tighten the bolt a first pass to 65 N.m (48 lb ft).

2. Tighten the bolt a final pass an additional 90 degrees using J 45059 .

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. 49: View Of Special Tool & Bolts
Courtesy of GENERAL MOTORS CORP.

16. Remove the J 42386-A (1) and bolts. See Special Tools .

17. Install the starter motor. Refer to Starter Motor Replacement (4.3L) or Starter Motor

Replacement (4.8L, 5.3L, 6.0L, and 6.2L) or Starter Motor Replacement (6.6L) .

18. Install the oil pump. Refer to Oil Pump, Screen, and Crankshaft Oil Deflector

Replacement (LY6, L76 and L92) or Oil Pump, Screen, and Crankshaft Oil
Deflector Replacement (LH6, LMG, LY2 and LY5).

TIMING CHAIN AND SPROCKET REPLACEMENT (LH6, LMG, LY2 AND LY5)

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

Tools Required

EN 46330 Timing Chain Tensioner Retaining Pin. See Special Tools .

J 8433 Puller Bar. See Special Tools .

J 41478 Crankshaft Front Oil Seal Installer. See Special Tools .

J 41558 Crankshaft Sprocket Remover. See Special Tools .

J 41665 Crankshaft Balancer and Sprocket Installer. See Special Tools .

J 41816-2 Crankshaft End Protector. See Special Tools .

J 42386-A Flywheel Holding Tool. See Special Tools .

J 45059 Angle Meter

Removal Procedure

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. 50: View Of Special Tool & Bolts
Courtesy of GENERAL MOTORS CORP.

1. Remove the oil pump. Refer to Oil Pump, Screen, and Crankshaft Oil Deflector

Replacement (LY6, L76 and L92) or Oil Pump, Screen, and Crankshaft Oil
Deflector Replacement (LH6, LMG, LY2 and LY5).

2. Remove the starter motor. Refer to Starter Motor Replacement (4.3L) or Starter Motor

Replacement (4.8L, 5.3L, 6.0L, and 6.2L) or Starter Motor Replacement (6.6L) .

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