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2014 Chevy express 4500 no crank

  • BrantleyK
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2 years 7 months ago #60273 by BrantleyK
2014 Chevy express 4500 no crank was created by BrantleyK
2014 Chevy express 4500 6.0 L96 6L90 no communication with pcm and the “service air bag” on display along with no check engine light when you turn the key on. Also ABS, air bag, and brake light are on. I’ve Checked every fuse and have been messing with this thing for the last 2 days please help!!! Checked OHMS between pins on DLC. And only 1v on each pin

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2 years 7 months ago #60329 by Paul P.
Replied by Paul P. on topic 2014 Chevy express 4500 no crank
How many ohms were between pins 6 and 14 when you checked?

1 Volts on either Pin 6 or 14, means the CAN bus is being pulled down. Bus at rest should be 2.5 Volts both lines.

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