thanks mike for the response, but i havent yet tried the update you posted. i read somewhere else online that somebody said to lower the top speed down to 120 or below. i selected dod off, 285 70 17 (which is my larger than stock tire size), and lowered the top speed to 119 (i think it was default ...

v9r30

same thing happened with my 2007 gmc z71 nbs. is there a fix yet, or should i return while it is brand new... wish i would have read more before purchase. can someone help?

Ordered a brand new programmer, and was excited to recieve it today. but when i installed it, the brake and abs lights come on. they go off when i shutdown and restart my engine, but they return after driving down the road. ive seen where others have posted the same issue from way back. was there ...