× 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
1989 Chevrolet Camaro Iroc-Z 5.0L Poor Fuel Economy
Posted to GM Driveability on 12/14/2008 33 Replies

Help, been fighting this car for months. the owner brought it in for poor mpg, running rich. owner says it gets 9 mpg. runs great on road but fouls o2 sensor immediately. Check fuel pressure-normal,timing-correct. check o2 sensor- dead. replaced o2 sensor and ...

33 Replies Received (View Replies)

  Related Documents & Media  1989 Chevrolet Camaro Iroc-Z

 
Message Closed w/Summary

car Vehicle Data

1989 Chevrolet Camaro Iroc-Z

VIN 1G1FP21F2K
Engine5.0 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI / TUNE PORT INJECTED
EmissionsFEDERAL EMISSIONS
SymptomsPoor Fuel Economy
OccursAlways
Misc.Iroc Tune Port 305
Message Closed w/Summary

car Vehicle Data

1989 Chevrolet Camaro Iroc-Z

VIN 1G1FP21F2K
Engine5.0 L / 8 cyl / GAS
Trans5-speed Standard
DeliveryFI / TUNE PORT INJECTED
EmissionsFEDERAL EMISSIONS
SymptomsPoor Fuel Economy
OccursAlways
Misc.Iroc Tune Port 305