LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Buick
>>
2012
>>
Regal Turbo, Automatic Trans
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Data Communications System
>>
Diagnostic Information and Procedures
>>
DTC U1901
>>
Conditions for Setting the DTC
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Conditions for Setting the DTC
A supervised periodic message that includes the transmitter module availability has not been received.
Radio detects an invalid signal from S56 radio control multifunction switch.