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2020 Chevrolet Silverado 3500HD vs 2020 GMC Sierra 3500HD

On the public data alone the Silverado 3500HD edges it 1–0.

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2020 Chevrolet Silverado 3500HD

The 2020 Chevrolet Silverado 3500HD is a heavy-duty pickup; vehicles over 8,500 lb GVWR are not certified for fuel economy by the EPA, so this page is built fro…

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2020 GMC Sierra 3500HD

The 2020 GMC Sierra 3500HD is a heavy-duty pickup; vehicles over 8,500 lb GVWR are not certified for fuel economy by the EPA, so this page is built from NHTSA's…

2020 Chevrolet Silverado 3500HD2020 GMC Sierra 3500HD
SegmentHeavy-duty pickupHeavy-duty pickup
Powertrains——
Safety Signal3939
NHTSA recalls88
Critical recalls11
Owner complaints4251
NHTSA overall stars——

Green cells mark the better value on that row. Complaint counts scale with sales volume; treat them as a pattern signal, not a verdict. Sources: EPA, NHTSA.

Recalls at a glance

Source: NHTSA

Silverado 3500HD

○minor

Power Train

N252516560
1,055 vehicles
ProblemGeneral Motors, LLC is recalling certain 2020 Chevrolet Silverado 2500, 3500, GMC Sierra 2500, 3500, and 2020-2022 Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles that may have been repaired incorrectly under recall 24V797. The transmission control valve may fail and cause the rear wheels to lock up.RiskRear wheel lock up increases the risk of a crash.FixDealers will inspect the vehicles and update the transmission control software, free of charge. Owner notification letters were mailed March 6, 2026. Owners may contact GMC customer service at 1-800-462-8782 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N252516560. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on February 12, 2026.
NHTSA campaign 26V083000reported Feb 12, 2026General Motors, LLC
○minor

Power Train

N242454440
463,295 vehicles
ProblemGeneral Motors, LLC (GM) is recalling certain 2020-2022 Chevrolet Silverado 1500, 2500, 3500, GMC Sierra 1500, 2500, 3500, 2021 Cadillac Escalade, Escalade ESV, Chevrolet Tahoe, Suburban, GMC Yukon, and Yukon XL vehicles equipped with diesel engines. The transmission control valve may fail and cause the rear wheels to lock-up.RiskRear wheel lock-up can increase the risk of a crash.FixDealers will install new transmission control module software, free of charge. GM will provide a special coverage program to cover the repair of transmissions that are identified by the remedy software as containing a defective control valve. Owner notification letters were mailed December 12, 2024. Owners may contact GM customer service at 1-888-988-7267, Cadillac customer service at 1-800-458-8006, GMC customer service at GMC 1-800-462-8782 or Chevrolet customer service at 1-800-222-1020.
NHTSA campaign 24V797000reported Oct 24, 2024General Motors, LLC
▲high

Latches/Locks/Linkages

N232426400
570,434 vehicles
ProblemGeneral Motors, LLC (GM) is recalling certain 2020-2024 Chevrolet Silverado 2500, 3500, GMC Sierra 2500 and 3500 vehicles equipped with power-unlatching tailgates. The tailgate's electronic gate-release switch may short circuit due to water intrusion, which can result in the tailgate inadvertently unlatching while the vehicle is in park.RiskAn unlatched tailgate may open while driving and result in a loss of unsecured cargo, creating a road hazard and increasing the risk of a crash.FixOwners are advised to check that the tailgate is closed and latched before driving. Dealers will replace the exterior touchpad switch assemblies, free of charge. Owner notification letters were mailed May 17, 2024. Owners may contact Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-800-462-8782. GM's number for this recall is N232426400.
NHTSA campaign 24V060000reported Feb 1, 2024General Motors, LLC

Sierra 3500HD

○minor

Power Train

N252516560
1,055 vehicles
ProblemGeneral Motors, LLC is recalling certain 2020 Chevrolet Silverado 2500, 3500, GMC Sierra 2500, 3500, and 2020-2022 Chevrolet Silverado 1500 and GMC Sierra 1500 vehicles that may have been repaired incorrectly under recall 24V797. The transmission control valve may fail and cause the rear wheels to lock up.RiskRear wheel lock up increases the risk of a crash.FixDealers will inspect the vehicles and update the transmission control software, free of charge. Owner notification letters were mailed March 6, 2026. Owners may contact GMC customer service at 1-800-462-8782 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N252516560. Vehicle Identification Numbers (VINs) involved in this recall became searchable on NHTSA.gov on February 12, 2026.
NHTSA campaign 26V083000reported Feb 12, 2026General Motors, LLC
○minor

Power Train

N242454440
463,295 vehicles
ProblemGeneral Motors, LLC (GM) is recalling certain 2020-2022 Chevrolet Silverado 1500, 2500, 3500, GMC Sierra 1500, 2500, 3500, 2021 Cadillac Escalade, Escalade ESV, Chevrolet Tahoe, Suburban, GMC Yukon, and Yukon XL vehicles equipped with diesel engines. The transmission control valve may fail and cause the rear wheels to lock-up.RiskRear wheel lock-up can increase the risk of a crash.FixDealers will install new transmission control module software, free of charge. GM will provide a special coverage program to cover the repair of transmissions that are identified by the remedy software as containing a defective control valve. Owner notification letters were mailed December 12, 2024. Owners may contact GM customer service at 1-888-988-7267, Cadillac customer service at 1-800-458-8006, GMC customer service at GMC 1-800-462-8782 or Chevrolet customer service at 1-800-222-1020.
NHTSA campaign 24V797000reported Oct 24, 2024General Motors, LLC
▲high

Latches/Locks/Linkages

N232426400
570,434 vehicles
ProblemGeneral Motors, LLC (GM) is recalling certain 2020-2024 Chevrolet Silverado 2500, 3500, GMC Sierra 2500 and 3500 vehicles equipped with power-unlatching tailgates. The tailgate's electronic gate-release switch may short circuit due to water intrusion, which can result in the tailgate inadvertently unlatching while the vehicle is in park.RiskAn unlatched tailgate may open while driving and result in a loss of unsecured cargo, creating a road hazard and increasing the risk of a crash.FixOwners are advised to check that the tailgate is closed and latched before driving. Dealers will replace the exterior touchpad switch assemblies, free of charge. Owner notification letters were mailed May 17, 2024. Owners may contact Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-800-462-8782. GM's number for this recall is N232426400.
NHTSA campaign 24V060000reported Feb 1, 2024General Motors, LLC