Search results
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Ground sizzle after driving
Every time I park the ground below sizzles from what I guess is piping hot fluid coming off under engine/Cat area. Never had a car do this and my previous gen 6.2 did not.- Bigmanny
- Thread
- Replies: 9
- Forum: Engine & Drivetrain
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LED Headlight Assembly recall
Anybody else get a notice today GM. Something about DRLs turning blue due to the headlight assembly overheating? got a letter today stating that I had until April 2021 to have it fixed. -
GM releasing Perf parts
2k for a new exhaust...... https://www.yahoo.com/autos/gm-performance-parts-released-2021-153000399.html- Bigmanny
- Thread
- Replies: 37
- Forum: Performance
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Power running boards safety concerns
Every time that you open/close a door while in park the running boards on that side of the truck go up and down right away. Driver gets out the boards deploy and retract almost as soon as the driver closes the door. Kid gets out of back seat after you yell at them to get off of their damn... -
Leds for Taillight
Anybody look into replacing the following bulbs in their tailights? I could not find sizes in the owners manual. 1. Stop Lamp 2. Turn Signal Lamp 3. Back-Up Lamp -
6.2 cargo area whistle noise
Any time that I get on the throttle from slow speeds. I am getting a whistle from the rear cargo area. I can recreate almost every time. Not a drone and not buffeting like previous gen. turn radio off and get on the throttle a bit from low speeds. Seems like it comes from back right... -
Suitcase muffler delete/replacement
Mostly a placeholder post. The 6.2 does not sound very good and feels a bit sluggish. My 2016 Denali hard more pull, was louder, and had a much deeper exhaust note on cold start. I want to get rid of the muffler like I am seeing the guys do on their Sierras and Silverados. However, I...- Bigmanny
- Thread
- Replies: 32
- Forum: Engine & Drivetrain
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High Country Wheel Rant
Having some buyers remorse about the awful OEM Rims on my HC. Pretty sure that the "chrome Inserts" and the large center cap that covers the lugs are all plastic. I have never seen rims on a high end vehicle have so much plastic (or any plastic for that matter). Another issue is that the giant... -
Cargo Space Liners
Installed these today. A bit too much open space in between the seats. -
Puddle Light Install
I just ordered the Bowtie led puddle lights. FYI... these are not standard on the high country as numerous articles online had led me to believe. Before I pay the dealer to install, it looks like these have a tab that requires a plastic trim tool to remove and should be fairly easy to install... -
Service Safety Restraint System error
Just bought a 21 High country and experiencing the first gremlin. Getting a popup on the dash and the airbag light goes on. Popup says "Service Safety Restraint System". It lets me dismiss it and both the popup and light go away. Seems to come back after a period of driving and or the next...