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1995 Pontiac Grand Prix GTP 3.4L Poor Idle Quality, Hesitation, Surge, LOW VAC.
Intake and valley pan gaskets replaced at another shop for oil [...] longer leaks but now no longer idles.o2 runs lean to full rich,fuel trim goes into 170's acts like open EGR [...] EGR and blocked off w/[...] at idle 14 in.,just off idle jumps to 17 and [......
FIX posted 10/24/2003
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Message Closed w/FIX
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6 Replies Received
6 Replies Received
Related Documents & Media | VIN | 1G2WJ12X7S |
| Engine | 3.4 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Low Vac. |
| Occurs | Cruise, Idle |
Message Closed w/FIX
Vehicle Data
1995 Pontiac Grand Prix GTP
| VIN | 1G2WJ12X7S |
| Engine | 3.4 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | Not OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Low Vac. |
| Occurs | Cruise, Idle |
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