Putting transmission fluid in diesel fuel to clean injectors

In case you've spent at any time hanging around old-school mechanics or speaking with long-haul truck drivers at a relaxation stop, you've possibly heard someone talk about putting transmission fluid in diesel fuel to clean injectors . It's one of those classic "back pocket" tricks that will has been approved down through decades of diesel proprietors. The idea is definitely simple: throw the quart of Auto Transmission Fluid (ATF) into your fuel tank, and it'll scrub those injectors clean, lubricate the particular pump, and create your engine operate enjoy it just folded from the assembly line. ...

April 10, 2026 · 7 min · Carlomagno Priest