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SharkMark
Birthday
Oct 8, 1971 (Age: 53)
Name
Mark
Signature
2005 GMC Yukon XL, SLT - 85k miles
Forum statistics
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Stupidgm62motor
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Adding Flex Fuel to non factory flex fuel Denali
Latest: j91z28d1
18 minutes ago
Performance
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Engine replacement for Denali xl 2017
Latest: Stupidgm62motor
43 minutes ago
General Discussion
Disappearing Coolant, Water Pump Replacement, & Other Curiosities
Latest: skpyle
Today at 3:54 AM
Engine & Drivetrain
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Engine shuts off while driving
Latest: sasso
Today at 3:51 AM
Engine & Drivetrain
2025 Yukon Lift/Tires question
Latest: Donnation
Today at 3:50 AM
General Discussion
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