The rear fuel tank may collapse and prevent the fuel pump from transferring fuel to the front tank, resulting in an engine stall, posing a crash risk.
What to do
Dealers will inspect the fuel tank and fuel pump module, replacing them as necessary. Dealers will also add a vent hose to the rear tank assembly. Repairs will be performed free of charge.
Owner notification letters are expected to be mailed March 24, 2023.
Owners may contact Chevrolet customer service at (800) 222-1020 or GMC customer service at 1(800) 462-8782. GM's number for this recall is N222368030.