P0504 Diagnostic Trouble Code Discussion for October 2005
Brake Switch A-B Correlation Malfunction
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| Help Request | Posted | |
| 2000 Pontiac Firebird Formula 5.7L Poor Idle Quality, Surge, Cuts out, Stall VIN: 2G2FV22G0Y P0504: low idle. ... engine will stall. (Customer says he put a GT2 cam in this motor himself. And that it ran fine for almost a year...) When checking vacuum it starts out at around 18 and will drop to 10 where it levels off at until it stalls. You can smell all the unburnt f... |
October 21, 2005 |
