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International Automotive Technicians Network
1989 Geo Prizm 1.6L Hesitation
Posted to GM Driveability on 7/18/2000

Hi Techs,

This Prism has a cold hard start and cold startup hesitation problem. Problem will occur in shop. Takes a few seconds to start and bogs when accelerating. Fuel pressure Ok 35lbs......spark good during hesitation will jump 25kv at plug.....MAP sensor...

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car Vehicle Data

1989 Geo Prizm

VIN 1Y1SK51632
Engine1.6 L / 4 cyl
EmissionsUS FED emissions
SymptomsHesitation
OccursCold
Message Closed

car Vehicle Data

1989 Geo Prizm

VIN 1Y1SK51632
Engine1.6 L / 4 cyl
EmissionsUS FED emissions
SymptomsHesitation
OccursCold