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International Automotive Technicians Network
1987 Chevrolet S10 2.5L MIL Lamp on, Hard Start
Posted to GM Driveability on 6/17/2001 16 Replies

Hey techs, Ive got a good one here. Went through steps for a code 42 in alldata and came up with nothing wrong. Here's what the thing does when the outside temp is 50 (f) or above it has a long crank time befor it will start below 50 and the thing wont start w...

16 Replies Received (View Replies)

  Related Documents & Media  1987 Chevrolet S10

 
Message Closed

car Vehicle Data

1987 Chevrolet S10

VIN 1GCBS14E3H
Engine2.5 L / 4 cyl / GAS
Trans4-speed Standard
DeliveryFI
SymptomsMIL Lamp on, Hard Start
OccursCold

Trouble Codes

42EST bypass fail
Message Closed

car Vehicle Data

1987 Chevrolet S10

VIN 1GCBS14E3H
Engine2.5 L / 4 cyl / GAS
Trans4-speed Standard
DeliveryFI
SymptomsMIL Lamp on, Hard Start
OccursCold

Trouble Codes

42EST bypass fail