TrailBlazer 4WD L6-4.2L VIN S (2002)
Important: The engine front cover must be installed within 10 minutes from when the sealer was applied.
2. Apply a 3 mm (0.12 inch) bead of sealer GM P/N 12378521 to the trace grooves on back side of the engine front cover (1).
3. Also apply sealant on the inside three bolt hole bosses on the cover.
4. Align the oil pump to the crankshaft sprocket splines.
5. Install the front cover.
Notice: Refer to Fastener Notice in Service Precautions.
6. Install the front cover bolts, tightening the center bolt last (1).
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Tighten the front cover bolts to 10 Nm (89 inch lbs.).
7. Remove the J44219.
8. Raise the vehicle. Refer to Vehicle Lifting.
9. Install the oil pan.
10. Lower the vehicle.
11. Install the power steering pump.
12. Install the crankshaft balancer.
13. Install the water pump.
14. Install the drivebelt.
15. Install the cooling fan and shroud.
16. Fill the engine with coolant.
