Base Engine Misfire with Abnormal Valve Train Noise
WARNING: This page is about a different car, the 2004 Pontiac Vibe. However, it is still accessible from the selected car via links, so may be relevant.
Base Engine Misfire with Abnormal Valve Train Noise
| Cause | Correction |
|---|---|
| Stuck valves Carbon buildup on the valve stem can cause the valve not to close properly. |
Repair or replace as required. |
| Excessively worn or mis-aligned timing chain | Replace the timing chain and sprockets as required. |
| Worn camshaft lobes | Replace the camshaft and valve lifters. |
| Sticking or worn lifters | Replace as required. |