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1995 Chevrolet Lumina LS 3.4L Surge
Posted to GM Driveability on 8/9/2004 19 Replies

This vehicle when started will go to 4000 rpm and then slowly die down to 1000. Then the idle will surge from 950 to 1000 until warmed up. Replaced iac. Checked for vacum leaks, none apparent. Wondering if anyone else has run into this. I suspect leaking intak...

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car Vehicle Data

1995 Chevrolet Lumina LS

VIN 2G1WN52X7S
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
Emissionsus fed
SymptomsSurge
OccursCold
Message Closed

car Vehicle Data

1995 Chevrolet Lumina LS

VIN 2G1WN52X7S
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
Emissionsus fed
SymptomsSurge
OccursCold