Caprice Wagon V8-350 5.7L VIN P SFI (1996)
Oil Change Reminder Lamp: Service and Repair
Engine Oil Life Monitor
ENGINE OIL LIFE MONITOR
After changing engine oil, reset the engine oil life monitor whether the "CHANGE OIL" warning/indicator lamp came on or not.
Reset monitor as follows:
1. Turn ignition switch to "ON" position, but don't start engine.
2. Fully depress accelerator pedal to Wide Open Throttle (WOT) position and release it three times within five seconds.
^ The light is controlled by the Powertrain Control Module (PCM). The PCM is monitoring the TPS signal for 3 consecutive signals above
96%. The PCM will acknowledge, if the reset was successful, by flashing the "Change Oil" light twice, then turning off the light.
3. If "CHANGE OIL" warning/indicator lamp flashes then goes out, the system has been reset.
4. If "CHANGE OIL" warning/indicator lamp doesn't reset, turn ignition switch "OFF" and repeat procedure.
^ If "CHANGE OIL" light is inoperative or remains "ON," refer to Powertrain Management / Computerized Engine Controls / Testing
Procedures section. (DTC 95)