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2006 Buick Lucerne CX 3.8L Starting
Posted to GM Electrical on 1/12/2021 10 Replies

I have no R6 relay action. No cranking. It came in with a U0140 code. I checked inputs to BCM, ignition switch, ECM, Under hood fuse box, ALL fuses, wire harness trouble areas as per TSBs I replaced and programmed the the BCM, learned keys. I also have no ...

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  Related Documents & Media  2006 Buick Lucerne CX

 
Message Closed w/FIX

car Vehicle Data

2006 Buick Lucerne CX

VIN 1G4HP57226
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
Message Closed w/FIX

car Vehicle Data

2006 Buick Lucerne CX

VIN 1G4HP57226
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection