Diagnostic Aids
WARNING: This page is about a different variant/trim than selected.
If the condition is intermittent or cannot be duplicated, disconnect the connectors and add dielectric grease or lubricant (Nyogel 760G or equivalent, meeting GM specification 9986087). This procedure may correct the high resistance condition due to terminal fretting corrosion.
The following parameters are not within 3°C (5°F) of each other: - After the engine has been Off for 8 h
- Exhaust Gas Recirculation Temperature Sensor 3
- Engine Coolant Temperature Sensor