× 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
1992 Pontiac Trans Sport 3.8L Misfire
Posted to GM Driveability on 12/30/2003 9 Replies

THIS MISSFIRE OCCURS MAINLY ON A COLD ENGINE 70-80 [...] after start up on acceleration we get heavy missfire intermittant as car warms up missfire occurs only at hwy speeds 60-70 mph on inclines. Some time very rarely pop can be heard from eng compartment. I ...

9 Replies Received (View Replies)

  Related Documents & Media  1992 Pontiac Trans Sport

 
Message Closed w/FIX

car Vehicle Data

1992 Pontiac Trans Sport

VIN 1GMDUO6LON
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
SymptomsMisfire
OccursCold, Under Load
Message Closed w/FIX

car Vehicle Data

1992 Pontiac Trans Sport

VIN 1GMDUO6LON
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
SymptomsMisfire
OccursCold, Under Load