P1571 Diagnostic Trouble Code Discussion for May 2008
Traction Control Torque Request Circuit Malfunction
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| Help Request | Posted | |
| 1997 Cadillac DeVille 4.6L Misfire, MIL Lamp on VIN: 1G6KD54Y4V P1571: Traction Control System - PWM Circuit No Frequency. ... failed emissions in hand, vehicle also running rough. My driveability tech performed test drive and pcm scan. Vehicle had P0131, P0135, P0138, P0147, P0340, P0603, P1571, P1660. Vehicle failed emissions not only for codes, but lack off MIL during prove out... |
May 19, 2008 |
