In addition to indicating a possible problem, smoke from the tailpipe means dirty emissions. Most states and some municipalities mandate periodic tailpipe-emissions testing. If your car is ...

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But the smoke test means something else for cars, especially those powered by diesel fuel. And passing diesel exhaust tests can become something of a chore. To make passing these tests a little ...

It has a built in regulator so you can smoke test your evap system without damaging it. smoke machines for cars can be used to find leaks in the power steering system, a/c system leak, evap system ...