WHY WON'T MY 4WD ENGAGE

2000 Chevrolet Silverado

Tiny

mike1943

August, 8, 2012 AT 6:07 PM

My 4wd won't engage. The actuator has been changed. Diagnostics said there was a vacuum problem.

FOUND 745 RELATED QUESTIONS

1 Answer

Tiny

ASEMaster6371

August, 8, 2012 AT 6:33 PM

There are updates for the actuator. Did you get the newest update as they had many issues with those old vacuum units.

Roy

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