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Old 06-14-2014, 09:28 PM   #42 (permalink)
JasonG
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Join Date: May 2009
Location: Charlotte NC / York SC
Posts: 728

05 DMax - '05 Chevrolet 2500HD
90 day: 18.48 mpg (US)
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Quote:
Originally Posted by oldtamiyaphile View Post
SG shows 24% when cold, rising to 37% when warm. Any ideas as to what's going on?
There are two possibilities.

1, The torque settings may be off on your PD.
2, your SG may be off.

I'm leaning towards #2. Do you have access to VCDS?
It's the only accurate way to see what's going on.
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I can't understand why my MPG's are so low..........
21,000lb, 41' Toy Haulers are rough on FE!
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