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1988 Oldsmobile 98 Regency 3.8L MIL Lamp on
Posted to GM Driveability on 4/10/2000

This vehicle was in a week ago for an ses concern, testing in stall, finally duplicated concern. found QDM 3 staying high. disconnect tcc connector, and brake sw. still high. Tap on ecm and vehicle exhibits weird behavior. Replace ECM and start vehicle. Ma...

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car Vehicle Data

1988 Oldsmobile 98 Regency

VIN 1G3CX51C8J
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / PFI
EmissionsFederal
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

26QDM fault
Message Closed

car Vehicle Data

1988 Oldsmobile 98 Regency

VIN 1G3CX51C8J
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / PFI
EmissionsFederal
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

26QDM fault