gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Primary Timing Chain Guide Replacement - Lower|Page 4747 > < Primary Timing Chain Guide Replacement - Lower|Page 4745
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1. Install the left bank secondary camshaft drive chain guide. See: Service and Repair/Overhaul/Repair Instructions/110. Secondary Camshaft Drive

Chain Guide Installation - Left Side

2. Install the left bank secondary camshaft drive chain tensioner. See: Service and Repair/Overhaul/Repair Instructions/112. Secondary Camshaft

Drive Chain Tensioner Installation - Left Side

3. Install the spark plugs. See: Tune-up and Engine Performance Checks/Spark Plug/Service and Repair

4. Install the engine front cover.  See: Timing Cover/Service and Repair

Secondary Timing Chain Guide Replacement - Right

SECONDARY TIMING CHAIN GUIDE REPLACEMENT - RIGHT

Removal Procedure

1. Remove the engine front cover. See: Timing Cover/Service and Repair

2. Remove the spark plugs in order to ease crankshaft/engine rotation. See: Tune-up and Engine Performance Checks/Spark Plug/Service and Repair

 

3. Remove the right bank secondary camshaft drive chain tensioner. See: Service and Repair/Overhaul/Repair Instructions/16. Secondary Camshaft

Drive Chain Tensioner Removal - Right Side

Primary Timing Chain Guide Replacement - Lower|Page 4747 > < Primary Timing Chain Guide Replacement - Lower|Page 4745