Search results
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Gas mileage
Chevy sucks. 13mpg average at a half tank drove 15mi commute. Steady drive entire time with some stop and go traffic driving like a grandpa to keep Instant meter averaged 16-25mpg the entire drive. Started with 136mi to empty ended at 87mi to empty in a 15mi trip. Absolutely terrible almost 4...- Cartier16
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- Replies: 18
- Forum: Engine & Drivetrain
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Fuel delivery?
Hello all I have a 2003 Yukon Denali 6.0 with 170k miles. Purchased about 6 months ago I’ve currently replaced cv axels, radiator, and trans cooler lines. Truck has been running perfectly fine and the night of New Years it died on me. While driving my engine died I pulled over and kept turning...- Cartier16
- Thread
- Replies: 18
- Forum: Engine & Drivetrain
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Suspension
03 Denali Awd. I have what sounds like a machine gum popping off in the front end when turning. More than likely cv related but I don’t want to just order axels to find out it’s joints as well. Haven’t had the time to lift the truck up and pull everything apart to diagnose. And helpful tips or...- Cartier16
- Thread
- Replies: 4
- Forum: Engine & Drivetrain
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Yukon throttle response
Hey everyone new to the forum this will be my first post. Recently purchased an 03 Yukon Denali. I use to own an 05 Tahoe ppv and I’m wondering why this truck don’t get going. It runs but when I want to really pick up the speed or push this 6.0 it doesn't want to. I clean the maf sensor and the...- Cartier16
- Thread
- Replies: 11
- Forum: Engine & Drivetrain
