2011 GMC Terrain Consumer Review: Where is the gas mileage?

2011 GMC Terrain - Consumer Review

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102 Total Reviews

SLE-1 4dr SUV (2.4L 4-cyl. 6-speed Automatic)

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18 of 19 people found this review helpful
Where is the gas mileage?
By jess736 on


2011 GMC Terrain SLE-1 4dr SUV (2.4L 4cyl 6A)


We purchased a 4 cyl Terrain earlier this year.
We like the vehicle overall but are very disappointed with the 21.6 MPG average over the first 9000 miles of driving.
Most of the driving is on the freeway.
Even on a long trip the best ever on a tank of gas was 23.5mpg.
The main reason for us selecting the Terrain over other SUVs was the advertised mileage.
We really feel we were scammed.
I know that the EPA mileage to be questionable but to exaggerate the numbers by over 33% is almost criminal.
Of course the salesman sold us on the 32 MPG but after talking to the service techs they tell me that there is no way that this vehicle can get more that 23 to 24 MPG.
Of course now that we ha

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Better gas mileage
Recommend (18) (1)

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