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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15201
Experience:  GM Grand Master Technician 2007. 14 years experience.
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I would like to know can I bypass the security system on the

Customer Question

I would like to know can I bypass the security system on the ECM in my 2001 Dura Max Motor and get it started
JA: Will the headlights turn on? Is the battery fully charged?
Customer: Yes both work ,my problem is I have transplanted the Dura Max into a 1993 Silverado body and the Security system is stopping us from starting the motor
JA: Are you fixing your Silverado yourself? What have you tried so far?
Customer: No I have an auto electrician helping with the electrics .We have sent it to a computer tech and he has had no luck with the original ECM he thinks some one else has tried "flash " it
JA: Anything else you want the mechanic to know before I connect you?
Customer: The motor came without the BCM
Submitted: 10 months ago.
Category: Chevy
Expert:  Daniel Jones replied 10 months ago.

Hello. Welcome to the site. Thanks for coming. I'm ***** *****.
I'm here to provide as much information and insight as I can, to best answer your question.

The theft deterrent system has been incorporated into the body control module (BCM).

What Model was the engine out of?

Thank you for posting your question.

Your business is very valuable to us.
Thank You
***** *****

Customer: replied 10 months ago.
The model . Chev Silverado 2001 Dura Max ,6.6 litre.Diesel
VIN: 1GBHC24131E286251.