× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1994 Buick Skylark Custom 2.3L Poor Idle Quality, Misfire
Posted to GM Driveability on 11/11/2002 3 Replies

car came in for poor idle quality. Scan computer and no codes were present. Noticed that the spark advance was flunctuating between -4 and 17 at idle. Noticed a new water pump that runs off the timing chain, So we thought they had the chain off one tooth. remo...

3 Replies Received (View Replies)

  Related Documents & Media  1994 Buick Skylark Custom

 
Message Closed w/FIX

car Vehicle Data

1994 Buick Skylark Custom

VIN 1G4NV1538R
Engine2.3 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsPoor Idle Quality, Misfire
OccursHot, on Accel, Idle
Misc.Quad Ohc
Message Closed w/FIX

car Vehicle Data

1994 Buick Skylark Custom

VIN 1G4NV1538R
Engine2.3 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsPoor Idle Quality, Misfire
OccursHot, on Accel, Idle
Misc.Quad Ohc