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1991 Pontiac Firebird 3.1L Hesitation, Surge
Vehicle feel's like the Cat is plugged, but it's confirmed empty in side. Timing is at 15 degrees advanced Fuel pressure is Ok too Timing cahin & gears replaced Whats perplexing the MAT sensor is [...] degrees and the cat temp is showing 755 degrees when first...
FIX posted 3/27/2003
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Message Closed w/FIX
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| VIN | 1G2F323T5M |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI |
| Symptoms | Hesitation, Surge |
Message Closed w/FIX
Vehicle Data
1991 Pontiac Firebird
| VIN | 1G2F323T5M |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI |
| Symptoms | Hesitation, Surge |
6 Replies Received
6 Replies Received
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