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1996 Pontiac Grand Am SE 2.4L Poor Idle Quality, Surge, Misfire
Posted to GM Driveability on 8/13/1999

This is my first message to be posted as I am A new member, only a week old, any help on this problem would greatly be appriciated. So thanks in advance. This engine has what I call A rolling idle,(almost A surge) and what feels like A miss, it occurs w...

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car Vehicle Data

1996 Pontiac Grand Am SE

VIN 1G2NE52T0T
Engine2.4 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / EFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, Misfire
OccursIdle

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P1406EGR Valve Pintle Position Circuit Malfunction
Message Closed

car Vehicle Data

1996 Pontiac Grand Am SE

VIN 1G2NE52T0T
Engine2.4 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / EFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, Misfire
OccursIdle

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P1406EGR Valve Pintle Position Circuit Malfunction