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MPG decreasing-HELP!! From a newbie
Hi, My name is Amy and I have a 2007 GMC Yukon. It's the SLT model, 5.3 L, 2WD and has just over 75,000 miles. I recently noticed my MPG were decreasing. In a matter of about 2 weeks, they have gone down from about 16 to 12. I've changed my air filter and checked the air in my tires. Oil is...- 2007gmcyukon
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- Replies: 15
- Forum: General Discussion
