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1991 Geo Storm 2+2 1.6L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy
Posted to GM Driveability on 9/18/2008 7 Replies

We've worked on this vehicle a few times and it's been a good car. Now I'm stumped. I had an unresponsive O2S with high CO so I changed it with a new Denso sensor. Now I get a great sweep. High to 825mv and low to about 200mv. The idle is rough, but there are ...

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  Related Documents & Media  1991 Geo Storm 2+2

 
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car Vehicle Data

1991 Geo Storm 2+2

VIN J81RF236XM
Engine1.6 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI / PFI
EmissionsCa Emissions
SymptomsExcessive Emissions, Poor Idle Quality, Poor Fuel Economy
OccursAlways
Misc.2-Door Hatch
Message Closed w/FIX

car Vehicle Data

1991 Geo Storm 2+2

VIN J81RF236XM
Engine1.6 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI / PFI
EmissionsCa Emissions
SymptomsExcessive Emissions, Poor Idle Quality, Poor Fuel Economy
OccursAlways
Misc.2-Door Hatch