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1993 Oldsmobile 88 Royale 3.8L MIL Lamp on
Posted to GM Driveability on 4/25/2006 6 Replies

my biggest problem is that i cant find info on the code 99 all powers and grounds into ecm checked ok some sensors work ok at random im pointing to the ecm but not having anthing on the code 99 im having doubts so any info on that code or if you've had this pr...

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  Related Documents & Media  1993 Oldsmobile 88 Royale

 
Message Closed w/FIX

car Vehicle Data

1993 Oldsmobile 88 Royale

VIN 1G3HY5316P
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

65cruise cont. servo position sensor
66ac pressure sensorcircuit problem
67faulty cruise sw.
68cruise cont. command problem
69high pressure switch circuit
99power management problem
Message Closed w/FIX

car Vehicle Data

1993 Oldsmobile 88 Royale

VIN 1G3HY5316P
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

65cruise cont. servo position sensor
66ac pressure sensorcircuit problem
67faulty cruise sw.
68cruise cont. command problem
69high pressure switch circuit
99power management problem