Recall
Chevrolet Silverado 6500 — 21V346000
NHTSA ID
21V346000
Make
Chevrolet
Model
Silverado 6500
Years Affected
2019
Recall Date
2021-05-13
Component
ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE
Units Affected
196
Completion Rate
—
Mfr Campaign No.
N202325530
Summary
General Motors, LLC (GM) is recalling certain 2019-2020 Chevrolet 6500HD vehicles. The engine control module (ECM) was calibrated incorrectly, allowing the vehicle to exceed the tires' maximum speed rating of 75 mph.
Consequence
Tire failure can occur if the vehicle speed exceeds the maximum tire speed rating, increasing the risk of a crash.
Remedy
Dealers will update the ECM software, free of charge. Owner notification letters were mailed June 7, 2021. Owners may contact Chevrolet customer service at 1-800-222-1020. GM's number for this recall is N202325530.