Mailbag: How to Read Your Vehicle’s Smoke Signals
A.P. Baltimore, MD Q: After I swapped carburetors on my 307 Chevy, I noticed blue smoke coming out of my car’s tailpipes when I accelerate. I always thought too much gas caused blue smoke, and white smoke was oil or transmission fluid burning. Am I correct and can you tell me what’s causing the blue smoke? A:
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