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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 29502
Experience:  GM Grand Master Technician 2007. 14 years experience.
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Have a 2001 Chevy Tahoe, rear lift gate will not open but

Customer Question

Have a 2001 Chevy Tahoe, rear lift gate will not open but glass will
JA: Are you fixing your Tahoe yourself? What have you tried so far?
Customer: yes i will be trying to fix it myself? Have not tried any thing yet. Before It did this was having problems getting it to unlock with remote switch or door unlock switches
JA: Is this your first time dealing with this issue?
Customer: yes
JA: Anything else you want the mechanic to know before I connect you?
Customer: cant think of anything else
Submitted: 5 months ago.
Category: Chevy
Expert:  Chad Farhat replied 5 months ago.

Hi, I'm Chad. Welcome to JustAnswer. I'm reviewing your question and I will be posting your reply ASAP.

Expert:  Chad Farhat replied 5 months ago.

hey how are you

I will try to help you

are you looking at fixing this yourself or looking to know the most possible cause of this issue and taking it to repair shop for the work ?

Do you have any prior experience in electrical troubleshooting and testing with a test light for power & ground ?

please click on link to view diagram

Please let me know

Thank You

Chad Farhat

ASE Certified Technician

Customer: replied 5 months ago.
I have 20+ years working aircraft avionics and have a multimeter, yes trying to fix myself
Expert:  Chad Farhat replied 5 months ago.

diagram#2

Expert:  Chad Farhat replied 5 months ago.

ok great that make it easier for testing

have you reviewed the wiring circuit ?

there is no relay in this system , the BCM module is the controller but lets go to the lift gate latch connector ,do we have power there? switch on

Customer: replied 5 months ago.
I found all that in service manual. What I want to know is how to open lift gate that will not open now, glass opens
Expert:  Chad Farhat replied 5 months ago.

I will opt out of your question & open it to other expert to assist on it

Customer: replied 5 months ago.
I got thaks for help actuator plastic arm broken
Expert:  GM Tech (Cam) replied 5 months ago.

Did you get your issue solved or do you need more assistance?

Customer: replied 5 months ago.
I got it plastic arm on actuator broke off
Expert:  GM Tech (Cam) replied 5 months ago.

OK, are you replacing the actuator as an assembly then?

Expert:  GM Tech (Cam) replied 5 months ago.

Ok, I guess I should ask, were you able to get the hatch open to replace it yet?

Customer: replied 5 months ago.
I got it opened, now waiting on new actuator, on order.
Expert:  GM Tech (Cam) replied 5 months ago.

Ok perfect. In the meantime, do you have any questions?

Customer: replied 5 months ago.
Nope thanks
Expert:  GM Tech (Cam) replied 5 months ago.

Sounds good, when you get it in, let me know. If you have questions after that, please reply.

Customer: replied 5 months ago.
Just the actuator not the 600 dollar assembly
Expert:  GM Tech (Cam) replied 5 months ago.

Right, if the just the actuator is bad then replace it only.

Customer: replied 5 months ago.
That is what I am doing, arm broke off it
Expert:  GM Tech (Cam) replied 5 months ago.

Ok