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  #13  
Old 06-10-2011, 12:43 PM
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Re: New TSB for WK FUEL ECONOMY IMPROVEMENT

^^Likewise.. I will give me local dealership a call this wkend to see if that TSB applies to all years for the 3.7L.
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  #14  
Old 06-10-2011, 01:06 PM
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Re: New TSB for WK FUEL ECONOMY IMPROVEMENT

MODELS:
**2007** - 2008 (WK) Grand Cherokee
**2007** - 2008 (WH) Grand Cherokee (International Markets)
**2007** - 2008 (XK) Commander

From in the PDF attached...
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Done: Tow Hooks, Amsoil Severe Gear 75w-140, Amsoil Air Filter, Amsoil 0w-20, Amsoil T-Case, NGK V-Power, Skid Plate Front and Front Engine, Front Hitch, Hypergrounding, Shorty Antenna, 2" Old Man Emu Lift, Nitto Terra Graplers, Rola Rack
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  #15  
Old 06-10-2011, 02:17 PM
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Re: New TSB for WK FUEL ECONOMY IMPROVEMENT

And i read and it says for 4x4 or awd models only. doesnt hurt to call. let me know what they say Geevis
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  #16  
Old 06-10-2011, 06:21 PM
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Re: New TSB for WK FUEL ECONOMY IMPROVEMENT

Got this done a little while ago. I was charged $0 lol woo. Cant tell if it made a difference since I only drove it home. Like a 4 minute drive.
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