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1989 GMC R2500 Suburban 5.7L Won't shut off
Posted to GM Driveability on 12/22/2008 19 Replies

This Suburban will not shut off. When we turn the key off, the voltage signal to the ECM pin A6 drops from 14.6v to 9.5v. With the key on, engine off, the voltage to A6 is zero. We are also getting a slight electrical burning smell under the steering column bu...

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  Related Documents & Media  1989 GMC R2500 Suburban

 
Message Closed w/Summary

car Vehicle Data

1989 GMC R2500 Suburban

VIN 1GKGR26KF8
Engine5.7 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI / TBI
EmissionsFederal emissions
SymptomsWon't Shut Off
OccursAlways
Message Closed w/Summary

car Vehicle Data

1989 GMC R2500 Suburban

VIN 1GKGR26KF8
Engine5.7 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI / TBI
EmissionsFederal emissions
SymptomsWon't Shut Off
OccursAlways