Diagnostic Aids
WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
The customer may notice an engine stalling condition.
If the scan tool indicated TCC release pressure was present in step 2 and a mechanical or hydraulic condition was not found in step 9 , an intermittent short to ground condition may exist in the TCC release switch signal circuit. See INTERMITTENT CONDITIONS in the appropriate ENGINE PERFORMANCE article.
DO NOT replace the torque converter for this condition.