I'm getting only about 14 to 15 MPG, all city driving, mostly hammering it from one light to the next.
I'm thinking about driving my 8.1L GMC 2500 HD to reduce my fuel bill.
****************************
2003 300B BLUE (stolen for 9 days)
PI 3000 TC, 4:10 gear + girdle, Dynotech Driveshaft,
bulletproof trans, 2nd trans cooler + deep pan & Redline D4 ATF
Steeda UDs, Rear engine cooling kit, Denso plugs, high capacity oil filter on frame, Reinhart superchip
+ gauges, SilverStars, & fire extinguisher
2008 GMC Envoy SLT
2006 GMC 2500HD Crew Cab/8' Bed; 21.5' long