A guy called us last month from out near Sugar Land, saying his 2014 Chevy Malibu was "shaking like a washing machine" every time he sat at a red light. Check engine light flashing. …

Your engine stumbles at idle, hesitates on the gas, and drinks more fuel than it used to. Before you assume it's something expensive, check the spark plugs first — they're often the …

Last Tuesday, a customer rolled into our shop on Westheimer Road in Houston driving a 2019 Ford F-150 with the 5.0L Coyote V8. He'd been ignoring a rough idle for about three weeks, kept…