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B0334 Diagnostic Trouble Code Discussion for May 2005

Loss of ECM data

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Trouble Ticket Help Requests for DTC B0334
Help Request Posted
1989 Buick Riviera Luxury 3.8L Cuts out VIN: 1G4EZ11CXK
B0334: loss of ecm to bcm. Greetings to all This buick will cut out like a light switch but will start right back up like nothing happened.It has happened to me several times but I cant get agood test on any thing because it fires right up.Many parts have been replaced by other shops.I ...
May 25, 2005