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switch or acuator

Lynda Filyaw

Asked by Lynda Mar 15, 2011 at 09:41 PM about the 1991 GMC Sierra 2500 2 Dr K2500 4WD Standard Cab LB

Question type: Maintenance & Repair

how do i tell if its 4x4 switch or actuator is bad

2 Answers

Chet Sawa

test light .

3 out of 3 people think this is helpful.
Lynda Filyaw

ok i understand a test light so what do i do if i test the switch an it comes on then how do i check the actuator ?

2 out of 2 people think this is helpful.

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