Circuit/System Verification
WARNING: This page is about a different car, the 2008 GMC Yukon and 2008 Chevrolet Tahoe. However, it is still accessible from the selected car via links, so may be relevant.
- Perform the Transmission Fluid Check .
- Turn ON the ignition, with the engine OFF.
- Record the DTC Freeze Frame and Failure Records.
- Clear the DTC.
- Operate the vehicle in drive with the calc. throttle position greater than 15 percent to obtain 72 km/h (45 mph) and achieve 4th gear. Stop the vehicle and turn Off the ignition for 30 seconds. Perform this maneuver 2 times.
- If the DTC resets, go to Circuit/System Testing .
IMPORTANT:
Before clearing the DTC, use the scan tool in order to record the Freeze Frame and Failure Records.