why does the exhaust smell like gas

Asked by Jun 08, 2016 at 07:17 PM about the 2000 Chevrolet Suburban 1500

Question type: Maintenance & Repair

2 Answers

13,025

It may have unburnt, Raw gasoline in the exhaust..The fuel mixture is not correct. Needs to be tuned. A check of everything after 16 years its ready.

1 of 1 people found this helpful.
7,705

no spark on one or more cylinders. does it run rough???

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