Holden Colorado 7 / Trailblazer Questions & Answers

The aircon works at the front But there is no sound when trying to use the aircon at the back?

How do you gat the Brake light bulb out. The Blinker came out easy but the brake light will only turn.

Fault code p12af

Does anybody know if the floor pan design stayed the same between the colorado7 to the trailblazer?

How do you reboot infotainment unit for my 2018 Trailblazer (sorry about earlier post). Cheers Dennis

How do reboot infotainment unit?

Hey all, I've purchased a 19/20 trailblazer and wondering what switches fit the blanks next to the rear air con button? Thanks

All of a sudden my drivers side tail light, passenger side indicator and both headlights have stopped working. I have also had a transmission fault light come up a couple of times lately but then disappear. Not sure if it is related. Any suggestions?

Having issues with the middle seat belt, it will not retract, is there an easy fix for this or is it a major issue, has anyone else had this happen

I have a 2017 Trailblazer LTZ, and have been having constant battery issues, Auto electrician has taken a look, but we can find any parasitic draws. I have replaced the battery at least 3 times (AC Delco). whole car just goes black and won't even get a kick out of the battery but give a couple minute and fires right up. has also replaced the batteries in the key fobs.

leather seat (drivers) cracking, is this covered under warranty

Did the Trailblazer have any updates between 2018 and 2020?

Hi I've had 2 intake manifolds replaced and maybe lining up for another one has any one had this problem

My aircon is cold one side but not the other any ideas on why the rear is working fine both sides

I have a problem with 2018 auto trans trying to move gear selector into manual mode. I have told when towing to move to manual mode and lock into a gear like 5th and stop it going up into top gear.

Can Those of you that are driving an older Colorado L7 in 2023, please tell me what it is like getting spares given that they are no longer produced. I'm just worried that if I buy one, it'll be an issue. Thank you.

My 2019 automatic transmission when changing gear is really noisy and not smooth at all

How do l replace the reverse light bulb in my holden trailblazer?

My 2018 trailblazer keeps blowing the transfer case fuse which also stops the reversing camera from working, any ideas

What’s the difference between Colorado 7 2015 and Toyota prado 2012 diesel