We earn commissions from purchases you make using links in our articles. Learn more. If your car or truck’s check engine light is on, there’s a stumble when accelerating, or if the transmission just ...

Possibly the most frustrating thing to deal with on an electronic fuel-injection car is the dreaded check engine light. Things were simpler with carburetors and distributors--you could hold the ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? The check engine light by its nature is vague, just a general indication that ...

Modern car engine control systems rely on input from several sensors to regulate the engine’s performance as well as its emissions and other vital functions. When these sensors fail to provide ...

In 1976, Chrysler ushered in the computer engine management system era with their Electronic Lean Burn 400 4-bbl. This early computerized spark-advance control system was developed to make the engine ...

Got a 'Check Engine' light on your dash, staring at you? Wonder what it means? Wonder how much it will cost you to fix? Wondering if you can fix it yourself, if only you knew what it meant? Enter ...

QHello. I have gotten myself into a bit of trouble with my computer controlled Quadrajet. My carburetor is running very rich, with black smoke coming out of the tailpipe. I removed the screw in the ...