Preliminary Inspection
- Ensure shift linkage and throttle cable is properly adjusted and no binding exists. If adjustment is required, see appropriate TRANSMISSION SERVICING - A/T article in TRANSMISSION SERVICING.
- Check engine throttle operation. Fully depress accelerator and ensure throttle plate fully opens. Adjust cable/linkage if throttle plate does not fully open.
- Ensure transmission fluid level is correct with transmission at normal operating temperature.
- Ensure engine will start with shift lever in Park or Neutral only. If engine starts in gear, adjust neutral switch. See NEUTRAL SAFETY SWITCH under REMOVAL & INSTALLATION.
- Ensure Throttle Position Sensor (TPS) operates properly. See AUTO TRANS DIAGNOSIS - AW4 (4.0L 6-CYL) article.