Transmission Control Module (TCM) faults are not unknown on these early Mazda 3s. Symptoms usually involve erratic shifting, a failure to select gear at all and having the car go into limp-home mode.

Automatic transmissions are highly complex automotive components. They're significantly more complicated and challenging to work on than manual transmissions, which means expensive repairs and ...

A “Check Engine” light on your dashboard could mean anything from a loose gas cap to a wallet-destroying repair in the offing. For [Dean Segovis], his CEL was indicating a fairly serious condition: a ...

A significant number of GM truck and SUV owners remain sidelined due to ongoing delays tied to a backorder on transmission valve bodies, a critical component of the automatic transmission system. At ...

For decades, drivers assumed that a transmission problem meant gears grinding, fluid leaks, or worn-out parts. But in today’s ...

Some units of the 2021 Corvette Stingray may require a Transmission Control Module reprogramming. The error in the module software could result in the active ...

Swapping an automatic transmission for a three-pedal manual transmission has been a modification for a long time. Whether it’s for maximizing enjoyment behind the wheel, upgrading to a sturdier ...

A mechanic has issued a stark warning about four specific cars that rarely reach 200,000 miles, urging buyers to steer clear ...