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1995 Chevrolet Lumina 3.4L Poor Idle Quality, Hesitation
Posted to GM Driveability on 5/26/2003 8 Replies

Hi, hope someone can help. Here it goes:

Rough idle when cold, hesitation between 45-55 mph, coolant temp when hot and driving is 175. When idling in shop and temp is over 200, idle is very smooth. We are thinking about a coil pack problem or possibly a O2 se...

8 Replies Received (View Replies)

 
Message Closed w/FIX

car Vehicle Data

1995 Chevrolet Lumina

VIN 2G1WN52X35
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation
OccursCold, Hot
Message Closed w/FIX

car Vehicle Data

1995 Chevrolet Lumina

VIN 2G1WN52X35
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation
OccursCold, Hot