× 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 Geo Metro 1.0L Poor Fuel Economy, spark knock
Posted to GM Driveability on 8/30/2007 7 Replies

Hello all, This old Geo spark knocks always on hills and hard acceleration. Egr passages have been cleaned and the egr valve is funtional as well. Timing has been set according to emissions label and advances properly. Checked for a knock sensor and the vehicl...

7 Replies Received (View Replies)

  Related Documents & Media  1992 Geo Metro

 
Message Closed w/FIX

car Vehicle Data

1992 Geo Metro

VIN 2C1MR6462N
Engine1.0 L / 3 cyl / GAS
Trans3-speed Automatic (Electronic)
DeliveryFI
SymptomsPoor Fuel Economy, Spark Knock
OccursAlways
Message Closed w/FIX

car Vehicle Data

1992 Geo Metro

VIN 2C1MR6462N
Engine1.0 L / 3 cyl / GAS
Trans3-speed Automatic (Electronic)
DeliveryFI
SymptomsPoor Fuel Economy, Spark Knock
OccursAlways