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Old 05-20-2014, 05:03 PM   #13 (permalink)
OL'55
EcoModding Lurker
 
Join Date: May 2014
Location: MN
Posts: 10

Bugtruck - '07 Chevrolet Colorado wt
90 day: 24.45 mpg (US)
Thanks: 3
Thanked 2 Times in 2 Posts
Looks like I have found a possible culprit. The exhaust manifold is cracked in half at the Y between cyl 2 and 3. Guess I am off to the junkyard!
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