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1993 Pontiac Grand Am GT 3.3L Poor Idle Quality, Hesitation
This car feels like it has a typical flat spot in the tps or mass air flow. they both test ok. I cant seem to get started on any logical path toward fixing this car. our shops secodary ingition capabilities for dis are limited. Please help, customer is bre...
FIX posted 2/6/1999
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| VIN | 1G2NW54N9P |
| Engine | 3.3 L / 6 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / efi |
| Symptoms | Poor Idle Quality, Hesitation |
| Occurs | Always, Under Load, on Accel |
| Misc. | Port Fuel |
Trouble Codes
| 13 | o2s |
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Vehicle Data
1993 Pontiac Grand Am GT
| VIN | 1G2NW54N9P |
| Engine | 3.3 L / 6 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | FI / efi |
| Symptoms | Poor Idle Quality, Hesitation |
| Occurs | Always, Under Load, on Accel |
| Misc. | Port Fuel |
Trouble Codes
| 13 | o2s |
Video