Sierra 2500 4WD V8-6.6L DSL Turbo (2007)
5. Install the engine front cover.
6. Install the engine front cover bolts.
Tighten the bolts to 25 N.m (18 lb ft).
7. Install the upper oil pan to engine front cover bolts.
Tighten the bolts to 21 N.m (15 lb ft).
8. Install a NEW O-ring to the CKP sensor spacer.
9. Lubricate the O-ring with clean engine oil.
Important: The crankshaft position sensor spacers are machined with different timing positions. However, if the crankshaft position
sensor spacer requires replacement, replace with a grade "C" spacer.
10. Install the CKP sensor spacer and bolts.
