I would ask what size tires and what gearing you have. I get about 11
around town and 14 on the highway, mine is just like yours but a 98.
Jason
-----
>
>What kind of gas mileage would the interested folks here expect from the
following DAK:
>
> 97 4X4
> 5.2 L engine
> 40k miles
> MP cold air intake K&N filter
> MP headers
> MP Cat Back Exhaust
>
>Going down the hiway at 70 mph?
>
>Going around a suburban area at 50 mph?
>
>Mix of stop and go and hiway?
>
>Before the above, I got 17.5. After the above mods (and a used PCM for a
bad PCM and new
>upstream and downstream O2 sensors) I get 11-12 on the hiway. 11-12 in
mix. 11-12
>in town.
>
>The dealer who sold me the truck and performed the mods is very
conscientious, but wonders
>if the mods caused the problem....especially to little back pressure. Is
there anyway to
>check for to little back pressure and are there any checks you all would
recommend for the
>engine? Any suggetions as to how to get the mileage back up????
>
>Thanks
>
>Greg
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-----
>
This archive was generated by hypermail 2b29 : Fri Jun 20 2003 - 11:47:10 EDT