engine started smoking 4months ago not oil smoke it is deseil exhaust

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changed motor oil and filter changed feul filter engine still smokes

Nov 3, 2010

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What are the best GMC repair shops?

RepairPal Certified shops can diagnose and repair your 2003 GMC Sierra 3500. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

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What is your question?

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engine started smoking 4months ago not oil smoke it is deseil exhaust

What is your question?

changed motor oil and filter changed feul filter engine still smokes

rogerrabit in Homestead FL

Nov 3, 2010

1 Reply

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Visitoron Mar 20, 2011

u have to change injectors..or maybe try addative

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Popular Answer

What are the best GMC repair shops?

RepairPal Certified shops can diagnose and repair your 2003 GMC Sierra 3500. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.