Avalanche 1500 4WD V8-5.3L (2007)
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Do not apply any type of sealant to the front cover gasket, unless specified.
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The special tool in this procedure is used to properly center the front crankshaft front oil seal.
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All gasket surfaces should be free of oil or other foreign material during assembly.
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The crankshaft front oil seal MUST be centered in relation to the crankshaft.
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An improperly aligned front cover may cause premature front oil seal wear and/or engine oil leaks.
1. If replacing the front cover perform the following steps, otherwise proceed to step 8.
2. Inspect the CMP sensor O-ring seal for cuts or damage. If the seal is not cut or damaged, it may be reused.
3. Lubricate the O-ring seal (3) with clean engine oil.
4. Install the CMP sensor (2).
5. Position the CMP sensor wire harness (5) to the front cover.
6. Connect the CMP sensor wire harness to the CMP sensor.
Notice: Refer to Fastener Notice.
7. Install the CMP sensor wire harness bolts (1 and 6).
Tighten the bolts to 12 N.m (106 lb in).
