2024 Gmc SIERRA 2500

Problems, Recalls & Reliability Report

Below Average

Quick Summary

The 2024 Gmc SIERRA 2500 has 133 owner complaints filed with NHTSA — that's 1.7x the segment average of 80. The most common issue is electrical problems (23% of all complaints), specifically: the column shifter that is installed on all 2024 gmc sierra 2500hds and 3500hds poses a potential safety risk to its passengers and other drivers on the road. when the column shifter of the vehicle is in the standard drive position the shifter covers part of the screen and the direct path to the rad.

3 crash reports 9 injuries

133

Total Complaints

Recalls Issued

—/5

Safety Stars

1.7x

vs Segment Avg

Known Problems

ELECTRICAL

31 complaints

23%

• The Column Shifter that is installed on all 2024 GMC Sierra 2500HDs and 3500HDs poses a potential safety risk to its passengers and other drivers on the road. When the column shifter of the vehicle is in the standard drive position the shifter covers part of the screen and the direct path to the rad
• When attached to a trailer with solar panels, the truck will intermittently disconnect the trailer electronics which disables the trailer brakes and trailer lights. This is because the solar energy is back flowing to the truck via 7 pin connector and overloading the circuit. Having a truck disable t
• The integrated trailer brake controller does not work on this truck. Specifically, the part is the trailer brake computer module. Trailer brakes went out immediately and continue to disconnect at all times. The problem has been reproduced and confirmed independently. GMC has looked at the problem at

Typical onset: 50K miles Est. repair: $500💥 1 crashes

“The Column Shifter that is installed on all 2024 GMC Sierra 2500HDs and 3500HDs poses a potential safety risk to its passengers and other drivers on the road. When the column shifter of the vehicle is in the standard drive position the shifter covers part of the screen and the direct path to the rad”

— NHTSA complaint filing

TRANSMISSION

23 complaints

17%

• The Column Shifter that is installed on all 2024 GMC Sierra 2500HDs and 3500HDs poses a potential safety risk to its passengers and other drivers on the road. When the column shifter of the vehicle is in the standard drive position the shifter covers part of the screen and the direct path to the rad
• The contact owns a 2024 GMC Sierra 2500. The contact stated that while driving at an undisclosed speed, the vehicle briefly hesitated before returning to normal functionality. The check engine warning light was illuminated. The vehicle was taken to the dealer, who diagnosed a failure with the transf
• Transmission and transfer case leaking. Masters cylinder ( brake booster) leaking

Typical onset: 50K miles Est. repair: $500

— NHTSA complaint filing

BRAKES

15 complaints

11%

• When attached to a trailer with solar panels, the truck will intermittently disconnect the trailer electronics which disables the trailer brakes and trailer lights. This is because the solar energy is back flowing to the truck via 7 pin connector and overloading the circuit. Having a truck disable t
• While towing our RV trailer the trailer brakes become disabled. This is a known problem to GM and they have a TSB (23-NA-113) "Information on Trailer Brake Disabled or DTC Stored" This is a know problem and GM solution seems to cast the blame on the trailer manufacture.
• Towing an RV with solar panels. When the trailer battery becomes fully charged and has a higher charge than the vehicle battery, the trailer brake control module becomes disabled. When this occurs, you have no trailer brakes. Combined weight of truck and RV exceeds 20,000 pounds. Trying to stop with

Typical onset: 50K miles Est. repair: $500💥 1 crashes

“When attached to a trailer with solar panels, the truck will intermittently disconnect the trailer electronics which disables the trailer brakes and trailer lights. This is because the solar energy is back flowing to the truck via 7 pin connector and overloading the circuit. Having a truck disable t”

— NHTSA complaint filing

OTHER

12 complaints

• Upon starting our 2024 GMC Sierra 2500HD after towing a camping trailer for approximately 200 miles, the following error notifications would cycle every 20 seconds to 5 minutes: "Check Trailer Wiring" "Service Trailer Brake System" The trailer brake would become disabled after these errors
• GMC has a problem with the electronic brake controller on their 2024 Sierra 2500HD and 3500Hd trucks. All trailers are required to have trailer brakes. In addition the trailer must be equipped with an auxillary battery to activate the emergency breakaway brakes. If the voltage on this battery is
• The tailgate was automatically dropped while trailer was connected. Destroyed my tailgate. This should never happen.

Typical onset: 50K miles Est. repair: $500

“Upon starting our 2024 GMC Sierra 2500HD after towing a camping trailer for approximately 200 miles, the following error notifications would cycle every 20 seconds to 5 minutes: "Check Trailer Wiring" "Service Trailer Brake System" The trailer brake would become disabled after these errors”

— NHTSA complaint filing

DRIVER ASSIST/CAMERAS

10 complaints

• While driving both drivers and passenger side blind spot warning lights flash on and off when no cars are near. The problem is worse at night when pulling a trailer. The lights sometimes stay on or starting flashing on both side causing a significant distraction.
• While driving both drivers and passenger side blind spot warning lights flash on and off when no cars are near. The problem is worse at night when pulling a trailer. The lights sometimes stay on or starting flashing on both side causing a significant distraction.
• The systems have become unavailable. Took to dealership and they were told it just needed a software update. Dealer performed update GM sent and did not work. Dealer was told GM engineers would need to find a fix. I complained to GM and asked that they replace the cameras, especially because the v

Typical onset: 50K miles Est. repair: $500

“While driving both drivers and passenger side blind spot warning lights flash on and off when no cars are near. The problem is worse at night when pulling a trailer. The lights sometimes stay on or starting flashing on both side causing a significant distraction.”

— NHTSA complaint filing

Estimated Repair Costs

ELECTRICAL(~50K mi)

$500

TRANSMISSION(~50K mi)

$500

BRAKES(~50K mi)

$500

OTHER(~50K mi)

$500

DRIVER ASSIST/CAMERAS(~50K mi)

$500

Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.

🔍 Pre-Purchase Inspection Checklist

Based on 133 owner complaints for this specific year, here's what to check or ask about:

☐
ELECTRICAL: The Column Shifter that is installed on all 2024 GMC Sierra 2500HDs and 3500HDs poses a potential safety risk to its passengers and other drivers on the road. When the column shifter of the vehicle is in the standard drive position the shifter covers part of the screen and the direct path to the rad
Typically appears around 50K miles. Repair cost ~$500
☐
TRANSMISSION: The Column Shifter that is installed on all 2024 GMC Sierra 2500HDs and 3500HDs poses a potential safety risk to its passengers and other drivers on the road. When the column shifter of the vehicle is in the standard drive position the shifter covers part of the screen and the direct path to the rad
Typically appears around 50K miles. Repair cost ~$500
☐
BRAKES: When attached to a trailer with solar panels, the truck will intermittently disconnect the trailer electronics which disables the trailer brakes and trailer lights. This is because the solar energy is back flowing to the truck via 7 pin connector and overloading the circuit. Having a truck disable t
Typically appears around 50K miles. Repair cost ~$500
☐
OTHER: Upon starting our 2024 GMC Sierra 2500HD after towing a camping trailer for approximately 200 miles, the following error notifications would cycle every 20 seconds to 5 minutes: "Check Trailer Wiring" "Service Trailer Brake System" The trailer brake would become disabled after these errors
Typically appears around 50K miles. Repair cost ~$500
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)