Camshaft Cover Installation - Left Side (LF4)
WARNING: This page is about a different variant/trim than selected.
Special Tools
- EN-46101 Spark Plug Tube Seal Guide
- EN-48383 Camshaft Retaining Tools
For equivalent regional tools, refer to Special Tools (LF4) .
Remove the EN-48383-2 from the rear of the left camshafts.
Install the EN-46101 guide onto the spark plug tubes of the left cylinder head.
- Wipe the camshaft cover sealing surface on the left cylinder head with a clean, lint-free cloth.
Ensure proper use of room temperature vulcanizing (RTV) sealant. Use of Room Temperature Vulcanizing (RTV) and Anaerobic Sealant
- Place a bead 8 mm (0.3150 in) in diameter by 4 mm (0.1575 in) in height of RTV sealant, on the engine front cover split lines (1). Refer to Adhesives, Fluids, Lubricants, and Sealers (LF4) .
Place the left camshaft cover into position onto the left cylinder head.
Loosely install the left camshaft cover bolts.
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Courtesy of GENERAL MOTORS COMPANY
CAUTION:Refer to Fastener Caution .
Tighten the left camshaft cover bolts in the sequence shown.
- Tighten the left camshaft cover bolts in the sequence to 10 N.m (89 lb in).
- Tighten the left camshaft cover bolts a second pass in the sequence to 10 N.m (89 lb in).
Remove the EN-46101 guide from the spark plug tubes of the left cylinder head.
Install the NEW spark plugs into the left cylinder head and tighten to 18 N.m (13 lb ft).
- Inspect the inside of the ignition coil rubber boot for a thin, even coat of grease. If there is no grease present or additional grease is necessary, complete the following procedure:
- Apply a thin coating of dielectric grease evenly to the inside of the ignition coil rubber boot, up to a depth of 15 mm from the end of the boot. Refer to Adhesives, Fluids, Lubricants, and Sealers (LF4) .
- Remove any excess grease from around the end of the boot, and ensure there is not an excessive amount within the boot.
- Install the ignition coils.
- Install the ignition coil bolts and tighten to 10 N.m (89 lb in).