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1987 Chevrolet V10 Suburban Scottsdale 5.7L MIL Lamp on
Posted to GM Driveability on 3/22/2007 17 Replies

Hello all,

I have a suburban that we recently put an engine in came back with a MIL light on. Code 43 sets always under heavy acceleration and the MIL stays on for the rest of the trip. Goes off when you cycle the key until the next time you do an accel with...

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  Related Documents & Media  1987 Chevrolet V10 Suburban Scottsdale

 
Message Closed w/FIX

car Vehicle Data

1987 Chevrolet V10 Suburban Scottsdale

VIN 1GNEV16K7H
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsFederal
SymptomsMIL Lamp On
OccursAfter Wot Accel

Trouble Codes

43Electronic spark timing circuit.
Message Closed w/FIX

car Vehicle Data

1987 Chevrolet V10 Suburban Scottsdale

VIN 1GNEV16K7H
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsFederal
SymptomsMIL Lamp On
OccursAfter Wot Accel

Trouble Codes

43Electronic spark timing circuit.