...cobalt, when we got home the check engine light came on. " used car..go figure." 2 codes 1.) B2AAA 2.) P0171 any help on how to fix these would be appreciated. thank you. Ken Im not sure ...
B2aaa code 2006 cobalt suddenly showed up. Where is this code coming from PCM/ECM - engine computer , BCM - body control module , radio ? What are you using to pull this code ?
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