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Old 06-23-2013, 10:14 PM   #5

PalmerGA's Avatar
Drives: 2013 SIM 1SS/RS L99
Join Date: May 2012
Location: Southwest GA
Posts: 8,693
Originally Posted by NJ-JRS View Post
I've been averaging about 23 mpg highway. Last summer I averaged about 29-30mpg on the same highways.

I'm not, this reset was just for purposes of a video. I'm judging from last summer to how it's been overall this summer. It's been something going on for the last couple of months now.
I see. Hmmmmm. Sounds like a job for the dealership to figure out. MPGs (especially in V6s) usually improves some after a year of so break-in (15K miles or so).
2013 1SS/RS Coupe L99, Stainless Power Works LT Headers, SCT X4 Custom Tune from RDP, CAI Inc. Air Intake w/ Apex Scoop, VMAX CNC Ported Throttle Body, Solo Axle-Back Exhaust w/ J-pipes, Apex Catch Can, Husky Splash Guards, Heritage Grille, 3D Carbon Rear Spoiler, Oracle Chrome Turn Signal Bulbs, GM Reverse Light Trim Billets, Gorilla Black Locking Lugs, Emblem Pros Retro SS Badges/Custom Retro SS Kickplates/Under-hood Bowtie, 35% window Tint
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