× 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
1987 Buick Electra Park Avenue 3.8L Excessive Emissions, Poor Idle Quality, Surge, Poor Fuel Economy
Posted to GM Driveability on 5/1/2013 19 Replies

changed 5 MAF sensors and 1 ecm vehicle idles @approx.1000 rpm and runs rough @ [...] sensors reflect running condition of a lean system;block learn=130-138,vac guage reads 18-19 inches @idle,tps=.65@idle and doesnt drop out with increased throttle pressure.,B...

19 Replies Received (View Replies)

  Related Documents & Media  1987 Buick Electra Park Avenue

 
Message Closed w/FIX

car Vehicle Data

1987 Buick Electra Park Avenue

VIN 1G4CW5134H
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / multiport
Emissionsobd1
SymptomsExcessive Emissions, Poor Idle Quality, Surge, Poor Fuel Economy
OccursAlways
Misc.Multiport Inj.
Message Closed w/FIX

car Vehicle Data

1987 Buick Electra Park Avenue

VIN 1G4CW5134H
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / multiport
Emissionsobd1
SymptomsExcessive Emissions, Poor Idle Quality, Surge, Poor Fuel Economy
OccursAlways
Misc.Multiport Inj.