ponchoWS6

Tripped a code last week and wanted to reset my pcm.

SS SLP2

iTrader: (8)

RESET SERVICE ENG LITE
& CLEAR CODES

F BODY LS1

1. Turn key on but don't start car.
2. Pull PCM BAT and PCM IGN fuses in engine compartment.
3. Wait a few minutes.
4. Turn ignition off.
5. Replace fuses.

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RESET SEV ENG LITE & CLEAR CODES
5.3 TRUCKS

1. Turn key on but don't start car.
2. Pull ECM 1- ENG 1-ECMB fuses in engine compartment.
3. Wait a few minutes.
4. Turn ignition off.
5. Replace fuses.


AFTER RESET ENG MAY TAKE A FEW MINUTES TO RELEARN IDLE AND TIMMING CURVE

txhorns281

iTrader: (12)

did you at least scan it? (I'm assuming you did...)

2001NBMZ28

I'm with txhorns281 - would drive me crazy not knowing what it was...if it comes back on have it read at Autozone.