by Mark S. Taylor | Oct 10, 2026 | Engine Problems
An engine runs lean symptoms when there is too much air and not enough fuel in the combustion chamber. When this occurs, your vehicle’s Powertrain Control Module (PCM) detects excess oxygen in the exhaust and compensates by dumping extra fuel, pushing fuel trims...
by Mark S. Taylor | Oct 7, 2026 | Engine Problems
If your car running rich, the engine is getting too much fuel for the amount of air it can use efficiently. You may notice black smoke, a strong fuel smell, poor gas mileage, rough running, fouled spark plugs, or a check-engine light. But do not start by replacing the...
by Mark S. Taylor | Oct 6, 2026 | Engine Problems
When an engine loses power, the most expensive mistake is often the first one: replacing a part before confirming what failed. Power loss can feel like a weak throttle, hesitation, bogging, surging, reduced acceleration, limp mode, or a complete stall. The cause may...
by Mark S. Taylor | Oct 5, 2026 | Engine Problems
what does “turning” mean? If your engine loses power when turning, do not start by replacing the power-steering pump. That may be the problem, but it is only one possibility. “Turning” can describe two different symptoms: The engine bogs, loses RPM, or stalls when you...
by Mark S. Taylor | Oct 4, 2026 | Engine Problems
An engine that stalls while driving — as opposed to only at idle or when coming to a stop — has lost one of three things it needs to run: fuel pressure, spark, or a reliable signal telling the engine’s computer where the crankshaft is. The most common culprits...
