Diagnostic Aids
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
Inspect for the following conditions:
- The throttle blade for damage
- A skewed cam sensor signal-Inspect for signals that are intermittently shorted to ground, causing a fluctuating RPM on the scan tool.
If the condition is intermittent, refer to Intermittent Conditions .