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1999 Pontiac Firebird 3.8L MIL Lamp on, limited power
Posted to GM Driveability on 12/14/2004 4 Replies

This vehicle has an intermittent problem that of course won’t act up when we have the vehicle. The “reduced engine power" light comes on along with the MIL lamp.

Code P1221a (TP sensor 1-2 performance) is set in memory.

The problem has occurred twice in the...

4 Replies Received (View Replies)

  Related Documents & Media  1999 Pontiac Firebird

 
Message Closed w/Summary

car Vehicle Data

1999 Pontiac Firebird

VIN 2G2FS22K5X
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Limited Power
OccursIntermittently

Trouble Codes

P1221TP Sensor 2 1-2 Correlation
Message Closed w/Summary

car Vehicle Data

1999 Pontiac Firebird

VIN 2G2FS22K5X
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Limited Power
OccursIntermittently

Trouble Codes

P1221TP Sensor 2 1-2 Correlation