Yukon XL 2500 2WD V8-8.1L VIN G (2004)
2. Lubricate the sealing surface of the crankshaft front oil seal with clean engine oil.
Important: The engine front cover must be installed and the fasteners tightened while the sealant is still wet to the touch.
3. Apply sealant GM P/N 12346286 (Canadian P/N 10953472) or equivalent in 2 places (1) on the engine block where the front cover meets the oil
pan.
4. Install the engine front cover gasket into the front cover.
Important: The following method must be used when installing the engine front cover. Failure to follow the instructions will push the sealant out,
which may cause an oil leak.
5. Install the front cover and gasket.
5.1.
Hold the front cover (1) up to the crankshaft (2).
5.2.
Lift the front cover (1) while sliding the cover over the crankshaft (2).
5.3.
Slide the front cover towards the engine block (5) while keeping the cover raised.
5.4.
Lower the cover down over the dowel pin (4), allowing the front cover to rest on the sealant (3).
6. Install the engine front cover bolts.
Notice: Refer to Fastener Notice in Service Precautions.
7. Tighten the engine front cover bolts.
7.1.
Tighten the engine front cover bolts in sequence a first pass to 6 Nm (53 inch lbs.).
7.2.
Tighten the engine front cover bolts in sequence a final pass to 12 Nm (106 inch lbs.).
