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Service Engine Soon B2602

 
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aim2002
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Joined: Apr 02, 2012
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2004 Chevrolet Impala


PostPosted: Mon Apr 02, 2012 12:25 am    Post subject:  Service Engine Soon B2602 Reply with quote

Got a Service Engine Soon light on 2004 impala. got the code look up B2602. Need help

thanks
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Frank
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Joined: Aug 16, 2005
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Location: Colorado

2001 Chevrolet Impala


PostPosted: Mon Apr 02, 2012 3:04 am    Post subject:   Reply with quote

The code comes up when there is a short to ground or open for more than .3 seconds in the DRL relay control circuit. The issue could be in the relay, the BCM, or the wiring.

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2001 Galaxy Silver 9C1 w/ L67 and 4T65E-HD...and a few other mods. Wink
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