A well-running and adequately maintained diesel engine should produce no visible smoke from the tailpipe. Modern diesel engines equipped with common-rail direct-injection technology have unlocked more ...

To begin resolving the issue, start by testing the glow plugs. This test is neither expensive nor complicated ...

It's standard for older diesel engines to emit black smoke under full load, which occurs during "turbo lag." As the diesel engine waits for the turbo to spool, the machine will blow thicker black ...

Despite what old cartoons would have you believe, it's neither normal nor good for your vehicle to smoke heavily while it's running. Maybe in the old days, but modern cars with modern fuel injection, ...