10.0

really awful
Crashes / Fires:
1 / 1
Injuries / Deaths:
0 / 0
Average Mileage:
6,020 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2019 GMC Sierra 1500 body / paint problems

body / paint problem

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2019 GMC Sierra 1500 Owner Comments

problem #11

Apr 032024

Sierra 1500

  • miles

A D V E R T I S E M E N T S

My tailgate has been unlatching while driving and I do not understand why. It came down while I had my trailer attached and it damaged the tailgate. No one is touching the button that unlatches the tailgate and it is closed when I start driving, but sometime before I arrive to the next destination it's miraculously down. This is very dangerous and I would like help getting it taken care

- Fort Oglethorpe, GA, USA

problem #10

Mar 012023

Sierra 1500

  • 25,000 miles
The contact owns a 2019 GMC Sierra 1500. The contact stated that upon inspection, it was discovered that the coating on the exterior frame of the vehicle had peeled off and the frame started rusting. The local dealer was notified of the failure, but no assistance was offered. The contact was informed of a TSB for the failure, but the VIN was not included in the Extended Warranty Coverage. The failure mileage was 25,000.

- Le Roy, NY, USA

problem #9

Nov 182023

Sierra 1500

  • miles
Rear window is leaking water inside cab and may cause mold

- Terra Bella, CA, USA

problem #8

Sep 212022

Sierra 1500

  • miles

A D V E R T I S E M E N T S

The rear window on the 2019 GMC Sierra SLT leaks water into the cab. This presents a serious concern to the owner of the vehicle because unless you are specifically looking for the leak you may not even know there is one. Upon noticing the leak, one can witness a steady drip of water behind the rear seat, drivers side. My personal concern is that what happens after the water has leaked and had gone unnoticed for an extended period of time, does mold start to grow" Does my truck have mold growing in it" With two young children in the vehicle I am concerned about their health and safety. My frustration with this issue is that GM refuses to acknowledge that there is an issue. My dealer has brought this issue up with GM but the claim has been denied. I have no idea how long the leak has been happening but it-??s a manufacturing problem that exists and it certainly shouldn't be the owners responsibility to fix the problem. More importantly, it shouldn't be my young childrens health that is affected by the manufacturers incompetency and ignorance.

- Ballston Lake, NY, USA

problem #7

Nov 092022

Sierra 1500

  • miles
My 2019 2500hd (49,00 miles) truck had water leaking in through the roof. The dealership found that the leak was caused by a bad factory tack weld on the passenger side roof seam. Due to this bad tack welkd, it caused water to leak down the A-piller, down into my electrical fuse box and wiring.

- Palo, IA, USA

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problem #6

Apr 222022

Sierra 1500

  • 22,000 miles
The contact owns a 2019 GMC Sierra 1500. The contact stated that while driving approximately 60 MPH, the hard tri-fold bed cover detached and flew off of the vehicle. The vehicle was not diagnosed nor repaired by an independent mechanic or dealer. The manufacturer was made aware of the failure. The failure mileage was approximately 22,000.

- Maryville, MO, USA

problem #5

Jun 022020

Sierra 1500 8-cyl

  • 4,015 miles

A D V E R T I S E M E N T S

On June 2, 2020, my vehicle was in the driveway and caught fire. I'm not sure how it started. I heard a loud boom and went outside and saw my truck fully engulfed in flames. I purchased the vehicle on 11/15/2019. It had only 4015 miles at the time. The vehicle was stationary. The last time it was driven was at 4:00 pm on June 2nd and at 9:58 pm it was on fire.

- Buna, TX, USA

problem #4

Dec 052019

Sierra 1500

  • 5,000 miles
Sunroof exploded while driving.

- Malone, WI, USA

problem #3

Feb 072020

Sierra 1500

  • 8,200 miles
I was driving to work in snowy conditions and on a very slight bend on a flat public highway my truck starting sliding and as I turned the wheel and applied the brakes the usual action of antilock brakes did not work as intended allowing me to steer clear of the obstacle causing me to wreck.2018 GMC Sierra 1500

- Mount Pleasant, PA, USA

problem #2

Dec 102018

Sierra 1500

  • 200 miles
First week of ownership I noticed that the rear window had a water leak by rear driver seat. While inspecting the leak, I notice that the paint on the rear brake spoiler above the rear window had two black marks. Body shop technician rubbed his fingers on the spots and paint was rubbing off. I started to receive 'service steering column lock' messages intermittently and regularly during startup. Heating indicator lights for all the seats do not light up to indicate their settings. This occurs while vehicle is stationary or on the road. The rear backup camera screen turns blue and displays 'service rear backup camera' while reversing and it occurs occasionally.

- Brownsville, TX, USA

problem #1

Dec 242018

Sierra 1500

  • 1,800 miles
Rear left roof is leaking into the interior of the cab. Water is / was noticed during rain and car wash. In the attached picture I have highlighted were the water is coming into the inside of the cab. Water can also be seen in the inside of the rear window and on the leather of the seats. This happens whether the vehicle is parked or driving. It was noticed at 1800 miles and its less then a month old.

- Kaneohe, HI, USA

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