Power increase @ 4000 miles ???

**SCIV** · 05-13-2008 10:31 AM

I think she is just starting to loosen up.

**sprayedenali** · 05-13-2008 11:01 AM

i have a 08 denali as well, its not quite to 4000 but i havent noticed anything like this

**ducky** · 05-13-2008 11:04 AM

Originally Posted by mitch cobb racing

i have a 08 denali as well, its not quite to 4000 but i havent noticed anything like this

Oh thats because its a GMC and not a chevy

**Botlfed** · 05-13-2008 11:09 AM

Originally Posted by duckysbht

Oh thats because its a GMC and not a chevy

Thread: Power increase @ 4000 miles ???