LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 418 (Engine Mechanical - 3.6L (LGX) - Repair Instructions - Off Vehicle) >> Repair Instructions - Off Vehicle >> Camshaft Installation - Left Side

Camshaft Installation - Left Side

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Camshaft - Left Side (LGX)
GM4045947Courtesy of GENERAL MOTORS COMPANY
Callout Component Name
1 Exhaust Camshaft
Procedure 
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 1 position. The crankshaft key way will be at approximately the 11 o'clock position. Refer to Timing Chain Alignment Diagram .
NOTE:

Ensure the flat is facing upward when installed to help when installing timing chains.

2 Intake Camshaft
Procedure 
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 1 position. The crankshaft key way will be at approximately the 11 o'clock position. Refer to Timing Chain Alignment Diagram .
NOTE:

Ensure the flat is facing upward when installed to help when installing timing chains.

3 Dowel Pin
4 Camshaft Bearing Cap
5 Camshaft Bearing Cap Bolt
CAUTION:

Refer to Fastener Caution .

Tighten in sequence

  1. First Pass: 6 N.m (53 lb in)
  2. Final Pass: 45 degrees
6 Camshaft Carrier Bolt

Tighten in sequence

  1. First Pass: 6 N.m (53 lb in)
  2. Final Pass:45 degrees
7 Camshaft Bearing Cap
8 Camshaft Bearing Cap
9 Camshaft Bearing Cap Bolt

Tighten in sequence

  1. First Pass: 6 N.m (53 lb in)
  2. Final Pass: 60 degrees