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1997 Pontiac Grand Prix GT 3.8L Excessive Emissions
Posted to GM Driveability on 12/5/2001 8 Replies

EGR valve removed. EGR% test performed. Valve visibly moving from 0% to 100%. Tubes from exhaust pipe and to intake manifold not [...] the tubes be partially blocked and has anyone ever experienced a similar problem with the same type of engine? I spoke to a P...

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Message Closed w/FIX

car Vehicle Data

1997 Pontiac Grand Prix GT

VIN 1G2WP12K7V
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursDuring Inspection Test
Message Closed w/FIX

car Vehicle Data

1997 Pontiac Grand Prix GT

VIN 1G2WP12K7V
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursDuring Inspection Test