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1-5 of 5 Results
  1. Transmission Shop
    A few months ago I posted on here about intermittent shifting issues I was having with my 2011 GMC LML. Someone said to try changing the brake switch and that solved my problems for the time being, but after a few weeks they started coming back again. I was pretty convinced that the problems...
  2. Transmission Shop
    I just joined the forum last night. I'm desperate for some guidance on the random shifting issues I am having with my 2011 GMC 3500 Sierra 4wd. It started a couple weeks ago. I pulled up to a job site and when I went to leave and put it in gear, I got the "shift inhibited" message and it would...
  3. 11-16 LML Performance Parts Discussion
    I just ordered a set 18" rims off a 2011 gmc 2500 denali, i want to put a 35" tires on it and put them on my truck with out doing major lifting. maybe just turning up the stock keys if possible. Any input?:help
  4. 11-16 LML Performance Parts Discussion
    I want to level my truck off and put 35" tires on it, there are lots of people making the keys and not sure who to go with..... also i need the tool for removing the keys. Any idea's???:help
  5. 11-16 LML Performance Parts Discussion
    Hello, im very interested in doing a black maxx tuner and a full exhaust on my 2011 LML. My only concern is getting it inspected next year, i want to go all out and remove the urea tank completly. I know the tuner plugs into the OBD2 port and during the inspection im almost certain they must...
1-5 of 5 Results