× 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
1999 Pontiac Bonneville SE 3.8L Compression
Posted to GM Engine on 2/12/2020 26 Replies

we have a puzzle here! this vehicle came in running rough and was diagnosed with cylinder #2 no compression. we removed the head , inspected the cylinder, had a valve job done, and didn't find much wrong. we reassembled and had the same problem. we discove...

26 Replies Received (View Replies)

  Related Documents & Media  1999 Pontiac Bonneville SE

 
Message Closed w/FIX

car Vehicle Data

1999 Pontiac Bonneville SE

VIN 1G2HX52K5X
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedCompression
ConditionsMissfire Counts 1&2 Cylinders
Message Closed w/FIX

car Vehicle Data

1999 Pontiac Bonneville SE

VIN 1G2HX52K5X
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
AffectedCompression
ConditionsMissfire Counts 1&2 Cylinders