
P1634 Diagnostic Trouble Code Discussion for May 2008
TCM Internal - Internal Watchdog Performance
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Help Request | Posted | |
2001 Cadillac DeVille 4.6L No Start VIN: 1G6KD54YX1 P1634: Ignition One (1) Power '1' Circuit Low Input. ... deville no crank, also no fuel pressure! when customer brought car, we just replace IAC, and was starting fine. next day when I trying to start there were no crank, and no fuel pump. also it shows low fuel on cluster, so i put $30.00 gas still doing same t... |
May 22, 2008 |