Engine knocking, or detonation, occurs when fuel in the cylinders ignites unevenly, causing metallic pinging sounds, reduced power, and potential engine damage. Key causes include low-octane fuel, ...

Inside the engine are several fascinating parts, which you can see in Figure 7-8. At the top are the cylinder heads. These contain the mechanisms that allow the valves to open and close, letting the ...

Small-engine mechanics service home-related equipment such as lawnmowers and chainsaws. A mechanic in a boating community frequently works on outboard motors; while a small-engine repairman in a snowy ...

This 2024 Toyota Tundra owner is stranded, and I’m sounding the alarm. Why settle for a short block when your engine fails? I ...

Cracked block? There aren't many two-word combinations that send a shiver up a car guy's spine. In most cases that means the block is DOA, and it's worth its weight in scrap only. Sometimes there is ...

No smoke machine? No problem. Learn how to check for engine vacuum leaks using visual cues, soapy water, and DIY tricks to fix stalling and rough idling.

Chrysler Group dealers are replacing malfunctioning cylinder heads on a small percentage of 3.6-liter Pentastar V6 engines. And a recent shortage of replacement heads means some customers have been ...

Federal safety regulators are scrutinizing General Motors again after reports that a previous recall repair did not stop ...