Perhaps some of you, like myself, have been wary of “steam cleaning” the engine on your truck. Blasting high-pressure water under the hood never seemed wise to me. But engines do get dirty, and after ...

I have a 1984 Nissan pickup with only 64,000 miles. It runs great, but the engine is so dirty that I am embarrassed to have it worked on. How should an engine be cleaned? Is steam cleaning appropriate ...