Possible Causes
| Possible Causes |
|---|
| POWERTRAIN CONTROL MODULE (PCM) DTCS |
| EXCESSIVE LOAD ON ENGINE |
| BRAKE SYSTEM CONTROL MODULE (BSCM) |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .