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1991 Chevrolet S10 Blazer 4.3L Poor Idle Quality, High oil pressure
Posted to GM Driveability on 4/30/2010 26 Replies

Hey everyone. Just a quick question for you guys. I have a 91' s10 with the TBI 4.3 and the complaint is unusually high oil pressure. The pressure starts off at about 40 then after 10 minutes it climbs to 80 under acceleration. While at idle or when off the ac...

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  Related Documents & Media  1991 Chevrolet S10 Blazer

 
Message Closed w/FIX

car Vehicle Data

1991 Chevrolet S10 Blazer

VIN 1GNCS18Z7M
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / TBI
EmissionsOBD1
SymptomsPoor Idle Quality, High Oil Pressure
OccursOn Accel
Message Closed w/FIX

car Vehicle Data

1991 Chevrolet S10 Blazer

VIN 1GNCS18Z7M
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / TBI
EmissionsOBD1
SymptomsPoor Idle Quality, High Oil Pressure
OccursOn Accel