2021 GMC Sierra 1500 Hard Parts Internal/Mechanical recall 25V274000
Safety recall
Symptoms / what can happen
Engine failure increases the risk of a crash.
Cause
General Motors LLC (GM) is recalling certain 2021-2024 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, and Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles equipped with a 6.2L V8 gas engine. The connecting rod and/or crankshaft engine components may have manufacturing defects that can lead to engine damage and engine failure.
The fix, in plain English
Safety recall work is done free by a franchised dealer. Official remedy: Dealers will inspect the engine, and as necessary, repair or replace the engine. For vehicles that pass inspection, dealers will add higher viscosity oil, install 6 oil fill cap, replace the oil filter, and update the owner's manual. Repairs will be performed free of charge. Owner notification letters were mailed June 18, 2025. Owners may contact Cadillac customer service at 1-800-333-4223, Chevrolet customer service at 1-800-222-1020, or GMC customer service at 1-800-462-8782. GM's number for this recall is N252494000.
Difficulty
Not DIY: recall remedies are performed by a franchised dealer.
Cost
Free to the owner at a dealer while the recall applies. Outside the recall, costs vary; get a written quote.
Typical parts (search links, no affiliate codes)
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