Installation Procedure
WARNING: This page is about a different variant/trim than selected.
- NOTE:
Laser Etched or ID flats- Correct Camshaft Location - Bank 1 (B)
Exhaust Camshaft - Right Side (1) - Install
- Make sure the camshaft flats with laser etched markings are straight up in relation to the cylinder head and that the crankshaft is in the stage 2 position. The crankshaft key way will be at approximately the 3 o'clock position. Timing Chain Alignment Diagram
- Ensure the flat is facing upward when installed to help when installing timing chains.
- Intake Camshaft - Right Side (2) - Install
- Make sure the camshaft flats with laser etched markings are straight up in relation to the cylinder head and that the crankshaft is in the stage 2 position. The crankshaft key way will be at approximately the 3 o'clock position. Timing Chain Alignment Diagram
- Ensure the flat is facing upward when installed to help when installing timing chains.
Dowel Pin (1) - Install [2x]
- Camshaft Bearing Cap - Intermediate (2) - Install
- Camshaft Bearing Cap (3) - Install
- Camshaft Bearing Cap (4) - Install [2x]
- Camshaft Bearing Cap Bolt (5) - Install and hand tighten [14x]
Dowel Pin (1) - Install [2x]
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Courtesy of GENERAL MOTORS COMPANY
CAUTION:Refer to Fastener Caution .
Camshaft Bearing Cap Bolt (1) - Tighten in sequence [14x]
- First Pass: 6 N.m (53 lb in)
- Final Pass: 60 degrees
- Camshaft Carrier Bolt (2) - Tighten in sequence [4x]
- First Pass: 6 N.m (53 lb in)
- Final Pass: 45 degrees
- Camshaft Bearing Cap Bolt (3) - Tighten in sequence
- First Pass: 6 N.m (53 lb in)
- Final Pass: 45 degrees
Camshaft Position Actuator (1) - Install [2x] - Camshaft Position Actuator Replacement - Bank 1
Fuel Pump (2) - Install - Fuel Pump Replacement
NOTE:
Laser Etched or ID flats- Correct Camshaft Location - Bank 1 (A)
NOTE:
When installing camshaft bearing cap, make sure number on the cap is in the correct order and arrow on the cap is facing toward front of engine.