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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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95 gmc suburban k1500 had 4wd a week ago and don't have it

Customer Question

95 gmc suburban k1500 had 4wd a week ago and don't have it now. replaced front actuator= nothing, have power on one wire on the connector when switched into 4wd. my connector has 3 wires. good ground and 12 on one of the other, don't know what the third one is for
JA: Have you checked all the fuses? Do you have a wiring diagram?
Customer: I did check the fuses all are good. I have a Haynes manual but it doesn't really have a diagram for the 4wd
JA: Are you fixing your Suburban yourself? What have you tried so far?
Customer: yes I am. ive replaced the front actuator checked all the fuses and checked all wiring, everything looks good but the front end still wont lock
JA: Anything else you want the mechanic to know before I connect you?
Customer: that's about it
Submitted: 4 months ago.
Category: Chevy
Expert:  Mike S. replied 4 months ago.

Hi, I am Mike, welcome. I'm reviewing your question.

Expert:  Mike S. replied 4 months ago.

What color are these wires that you see and which have voltage?

What engine came in this?