2007 Chevrolet Trailblazer Repair Question
Topics covered: No power, Transfer case.
Mileage: 93,300 miles.
Mileage: 93,300 miles.
Asked on February 14, 2013
Chevrolet Trailblazer No power Problem
Sometimes when using the selector switch for auto,4wdhi,4wdlo,4wd will not engage
Answer
Replied on February 14, 2013
You need to check to see if there is power to the actuator on the transfer case when that happens. If there is, the actuator may be going bad. If there is no power, then you need to check the relay and the switch to see where power is lost.