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Could my bcm be bad?

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Old Sep 8, 2008 | 12:46 PM
  #1  
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97CO
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Default Could my bcm be bad?

Ok, first the car has sat for a few months,

i have checked all the grounds and stuff as per this forum

the car will start and run fine for about 10-15min then the fuel,oil pressure and temp guages all max out the amp guage is fine. And the security light comes on. Car will still run and drive just all the gauges go stupid
ALL SYSTEMS IN THE DIC READ NO COMM. ALL THE TIME?

about every 5-10 time i crank the car it will idle fine but as soon as it moves it will die. I can remove the key and let it sit for a min or so and it will crank and go?

Could this be my bcm?


Thanks, chase
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Old Sep 8, 2008 | 01:15 PM
  #2  
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dgrant3830
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Send a PM to Bill Curlee. He's the best on this. Will guess he will first have you pull the codes and post them to assist in the effort. If the computers are not talking, the car won't run. I remember that Bill posted on a thread about a star connector near the BCM where there is a jumper bridge of some sort. He can better give you the advice needed.
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Old Sep 8, 2008 | 09:33 PM
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the car will not read out any codes they all say no comm.

well i got home today and pulled the bcm off the car opened it up and all looked fine. put it back in the car and it started acting as if nothing was ever wrong. it would even let me check the codes and the traction control would let me turn it off. drove it down the road and it started acting a fool again. i pull over unplug the bcm and plug it back in every thing was fine again the 2 min later if acts up?

is the bcm bad?

chase
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Old Sep 9, 2008 | 11:19 AM
  #4  
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dgrant3830
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Check those star connectors. They are right next to the BCM. All of the communication goes through those. Send the PM to Bill Curlee as I think he's got pictures of them.
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Old Sep 9, 2008 | 01:30 PM
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I have sent a pm to bill

i pulled the connectors apart last night they all looked fine?

Chase
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