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B1440 Diagnostic Trouble Code Discussion for July 2005

Ign 0 voltage loss to BCM


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Trouble Ticket Help Requests for DTC B1440
Help Request Posted
2002 GMC Envoy SLE 4.2L Hesitation, MIL Lamp on VIN: 1GKDT13S82
B1440: pwr mode master input ckt mismatch. the customer says the cruise will intermittently not work and truck has a slight hesitation at take off, she complained that at a stop sign it acted like it wanted to take off by itself(sounded like it tried to give itself some gas and she had to hold onto the...
July 22, 2005
2002 GMC Envoy SLE 4.2L Hesitation, MIL Lamp on VIN: 1GKDT13S82
B1440: pwr mode master input ckt mismatch. the customer says the cruise will intermittently not work and truck has a slight hesitation at take off, she complained that at a stop sign it acted like it wanted to take off by itself(sounded like it tried to give itself some gas and she had to hold onto the...
July 22, 2005