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Engine Noise on Start-Up, but Only Lasting a Few Seconds

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
Engine Noise on Start-Up, but Only Lasting a Few Seconds

Cause Correction
Incorrect oil filter without anti-drainback feature Install the correct oil filter.
Incorrect oil viscosity
  1. Drain the oil.
  2. Install the correct viscosity oil.
Worn crankshaft thrust bearing
  • Inspect the thrust bearing and crankshaft.
  • Repair or replace as required.
High valve lifter leak down rate Replace the lifters as required.
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