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Direct Injection Could Be Maintenance Nightmare

June 29th, 2011
2011 Cadillac STS

Cars with direct injection: Trouble waiting to happen?

Writers across the automotive blogosphere are guilty of using the words “direct injected” as an adjective meant to give some punch to the description of a new engine. I am no exception:

Buick will offer a no-extra-cost 3.6-liter direct-injected V6…

But what does “direct injected” really mean? Many readers of this blog are enthusiasts and know exactly what the term describes, but for others, it’s just more techie jargon that sounds cool in front of the term “V6.”

I’ll briefly describe what it means, but more importantly, ask if direct injection is the savior some automakers believe. Some evidence is beginning to crop up that could translate to future maintenance disasters.

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