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Leaking Rear Main Seal?
2007 Yukon XL, 170k miles. Have a leak from the bottom of the engine. Cleaned it up and watched for leaks and it appears to be leaking between the engine block and the bellhousing. Guessing it is main seal?- rustycrocker
- Thread
- Replies: 14
- Forum: Engine & Drivetrain
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Engine and Tranny Issues - Update in OP
I have a 2007 Yukon XL with 160k miles. There are two issues: Tranny hard shifts from 1-2. I replaced the 1-2 accumulator with a Sonnax pinless accumulator. It decreased the frequency of the hard shift, but it is still happening about 40% of the time. When I replaced the piston, there was only...- rustycrocker
- Thread
- Replies: 13
- Forum: Engine & Drivetrain
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2007 Yukon XL Sagging Tailgate
Popped the tailgate yesterday and it opened fine, then started drooping until it was halfway closed. Do the struts need replacing, or this an actuator issue? Thanks- rustycrocker
- Thread
- Replies: 2
- Forum: Exterior
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Weird Fuel Tank Issue
When I get down to about a 1/4 tank, the needle quickly drops to near empty (within 5 miles) and the low fuel light comes on. When I stop to refuel, and remove the gas cap, there is a lot of pressure coming from the tank. So much so, that you can't put any gas in the tank. It bubbles and...- rustycrocker
- Thread
- Replies: 7
- Forum: Engine & Drivetrain
