GM has issued a service update for a fix to a fuel injector flow rate issue affecting certain units of the 2020 through 2023 Cadillac CT4 sedan equipped with the turbocharged 2.7L I4 L3B gasoline ...
Fuel injection is on every 4x4 that's newer than about 15 years, but truck owners still approach EFI modifications with shaky hands. We had a rare opportunity to get deep inside a company at the ...
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