Diagsheet

Fourth generation (GMT T1XX) · first-year watch

2026 Chevrolet Silverado 1500, day 317

  • 89complaints since Oct 27, 2025
  • 3recalls
  • 0involved a crash
  • 4,100median miles at failure

Newest report Sep 7, 2026 · checked Sep 9, 2026

Changed since August

  • 8 new complaints in September, mostly about engine, transmission and drivetrain and electrical.
  • Nothing filed yet on sticky steering, transmission failure or fire.
  • 6th most complaints of the 9 2026 models on this site.
2026 Chevrolet Silverado 1500
Photo: HJUdall, Wikimedia Commons, CC0

The log

Complaints by the month NHTSA received them. Dark bars mark a month with a recall or an investigation.

Oct 2025
1Engine
Nov 2025
1Engine recall 25V-815: Equipment
Dec 2025
4Engine, Electrical
Jan 2026
4Engine, Electrical
Feb 2026
6Engine, Transmission and drivetrain recall 26V-114: Equipment
Mar 2026
6Engine, Transmission and drivetrain
Apr 2026
8Engine, Transmission and drivetrain
May 2026
8Engine, Electrical recall 26V-289: Transmission and drivetrain
Jun 2026
12Engine, Service Brakes, Hydraulic
Jul 2026
12Engine, Transmission and drivetrain
Aug 2026
19Engine, Transmission and drivetrain investigation EA26005
Sep 2026
8Engine, Transmission and drivetrain

What's been reported

NHTSA's own component codes. One report can cite several.

  • Engine
    53
  • Transmission and drivetrain
    16
  • Electrical
    14
  • Other
    13
  • Collision avoidance
    9
  • Brakes
    4
  • Steering
    3
  • Structure
    3

Problems so far

  • Engine failure, knocking or rod bearing 27 reports
  • Engine stalls or loses power while driving 24 reports
  • Check engine light or misfire 18 reports
  • Infotainment, screen or backup camera fails 8 reports
  • Transmission shudders, slips or shifts hard 7 reports
  • Battery dies or the car will not start 6 reports
  • Brakes grind, pulse or wear early 6 reports

Recent reports

“I purchased a 2026 Chevrolet 1500 Duramax Deisel truck. At 9500 miles the truck started making popping and loud grinding noises and would shake while driving it. I barely made it to the dealership on August 6th 2026 I took it to Group 1 Chevrolet where I bought it in Houston,Texas and on August 8th was told that they need to replace the engine and do not have an estimated time for repair.”

Filed Aug 8, 2026

“2026 Chevy Silverado High Country with 13,193 miles 6.2 engine locked up on 7/29/26 and is currently at my dealer waiting on engine replacment. GM has not fixed the 6.2 liter engine failure issue's!”

Filed Aug 7, 2026

“The engine (6.2 liter) on my Chevrolet Silverado fail with less than 2335 miles. It was confirmed my the Chevrolet dealership(Hendricks Chevrolet ). No warning lamps appeared in the dash or warning from my onstar maintenance notification.”

Filed Jul 27, 2026

“Service brake assist warning came on the day before a severe audible engine knock started. Drove to nearest dealer and they immediately diagnosed as a probable engine failure/engine bearing/connecting rod. 6.2 liter engine 9500 miles”

Filed Jun 19, 2026

NHTSA investigations

EA26-005opened Aug 20, 2026
Engine · model years 2021 to 2026

Loss of motive power due to engine failure post recall remedy. Open.

NHTSA summary
On January 16, 2026, the Office of Defects Investigation (ODI) opened Recall Query RQ26001. This investigation was opened to assess the remedy effectiveness of Recall 25V-274. ODI has received complaints alleging engine failure in vehicles after the recall remedy had been completed, whether that remedy involved an oil viscosity change or a complete engine replacement. General Motors (GM) issued Recall 25V-274 to address concerns of engine failure in the L87 engines produced between March 1, 2021 and May 31, 2024. GM cited the root cause as a supplier manufacturing and quality issue. GM’s recall remedy for Recall 25V-274 consisted of two different repairs, either an oil viscosity change or an engine replacement, based on the results of the remedy inspection procedure. ODI continues to receive reports of engine failures after the completion of the recall remedy. To date, ODI has received 499 complaints alleging post-remedy engine failure in vehicles subject to Recall 25V-274, 473 of which involved an oil viscosity change and 26 a complete engine replacement. Additionally, ODI has received 191 reports of L87 engine failures in engines produced after the production period cited in Recall 25V-274. GM reported receiving 6,953 complaints of post-remedy engine failure. ODI is opening this Engineering Analysisto continue investigating complaints of post-remedy engine failure. ODI is expanding the scope of this Investigation to include engines produced after the production period c

Recalls

Whether your car is included depends on its VIN. Check yours at nhtsa.gov/recalls.

26V-289May 7, 2026
Do not drive Power Train:Transfer Case (4-Wheel Drive)

General Motors, LLC (GM) is recalling certain 2026 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, and Tahoe, and GMC Sierra 1500, Yukon, and Yukon XL vehicles with four-wheel (4WD) or all-wheel drive (AWD), and certain 2015-2020 Suburban, Escalade, Escalade ESV, Yukon, Yukon XL, and Tahoe vehicles. A component missing from the drivetrain transfer case may cause the front and/or rear wheels to lock up without warning to the driver.

Risk and remedy
Risk: Front or rear wheel lockup increases the risk of a crash.
Remedy: Owners are advised not to drive their vehicle until the remedy is completed. Dealers will inspect and, if necessary, replace the transfer case assembly, free of charge. Owner notification letters were mailed May 18, 2026. Owners may contact GMC customer service at 1-800-462-8782, Chevrolet customer service at 1-800-222-1020 or Cadillac customer service at 1-800-333-4223. GM's number for this recall is N262557620. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on May 7, 2026.
26V-114Feb 26, 2026
Equipment:Other:Owners/Service/Other Manual

General Motors has decided that certain 2027 Chevrolet Bolt EV, 2025-2026 Cadillac OPTIQ, Chevrolet Colorado, Equinox EV, GMC Canyon, 2026 Buick Enclave, Envision, Cadillac CT5, Escalade, Escalade ESV, Escalade IQ, Escalade IQL, LYRIQ, VISTIQ, Chevrolet Blazer EV, Corvette Convertible, Corvette Coupe, Corvette Convertible E-Ray, Equinox, Silverado 1500, 2500, 3500, Silverado EV, Suburban 1500, Tahoe, Traverse, GMC Acadia, Hummer EV Pickup, Hummer EV SUV, Sierra 1500, 2500, 3500, Sierra EV, Terrain, Yukon, and Yukon XL vehicles. The radio may not have been set to the correct status to download the electronic owner's manual during production. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 208, “Occupant Protection.”

Risk and remedy
Risk: Without an owner's manual to consult, owners may not know how to safely use and operate the vehicle, increasing the risk of injury in a crash.
Remedy: Dealers will reset the vehicle radio, which will facilitate automatic download of the electronic owner’s manual, free of charge. Owner notification letters were mailed April 16, 2026. Owners may contact GM customer service at 1-866-467-9700, Chevrolet customer service at 1-800-222-1020 or Cadillac customer service at 1-800-333-4223. The manufacturer's number for this recall is N252540430. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on February 26, 2026.
25V-815Nov 25, 2025
Equipment:Other:Owners/Service/Other Manual

General Motors, LLC (GM) is recalling certain 2026 Chevrolet Silverado 1500, 2500, and 3500 vehicles. These vehicles may not have received an owner's manual during production. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 225, “Child Restraint Anchorage Systems.”

Risk and remedy
Risk: Without an owner's manual to consult, owners may not know how to safely use and operate the vehicle, increasing the risk of injury in a crash.
Remedy: Dealers will provide the owner’s manual, free of charge. Owner notification letters were mailed December 30, 2025. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N252532020. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on November 25, 2025.

Other model years