
1997 Pontiac Grand Am SE 3.1L Poor Idle Quality
help gm techs the idle runs normal for a while and then idle starts to go up, tps sensor code comes on and replaced sensor, found no help, found the air flow sensor not reading on scanner, will this cause po121 code? tried an other scanner and the same thing, ...
FIX posted 2/21/2005
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Message Closed w/FIX
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VIN | M6VC710466 |
Engine | 3.1 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality |
Occurs | Always |
Trouble Codes
P0121 | Throttle Position Sensor Range/Performance |
Message Closed w/FIX
Vehicle Data
1997 Pontiac Grand Am SE
VIN | M6VC710466 |
Engine | 3.1 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality |
Occurs | Always |
Trouble Codes
P0121 | Throttle Position Sensor Range/Performance |