
2002 Chevrolet Impala 3.4L Hesitation
This bucks like it is hitting a rev limiter and when it does this the spark advance shows over 50 degrees, if I disconnect the EGR valve the problem clears up. I do not see a lean condition and I have checked the MAF and it appears to function properly and whe...
FIX posted 3/29/2011
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Message Closed w/FIX
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VIN | 2G1WF52E62 |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Hesitation |
Occurs | On Accel |
Message Closed w/FIX
Vehicle Data
2002 Chevrolet Impala
VIN | 2G1WF52E62 |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Hesitation |
Occurs | On Accel |