Faq

Why am I asked questions about Foreign Militaries and Military equipments?
Does GM Upfitter Integration have a list of recommended aftermarket systems?
How can we be informed of any mechanical and electrical changes that are being made for each model year?
How can we get copies of the Incomplete Vehicle Document?
Where can I get information regarding installing and connecting Power Take-Offs?
Can I relocate the Catalytic Converter?
Can an Exhaust (Jake) Brake be installed on a vehicle?
Can GM UI transfer math data to SVMs or Upfitters via email or use of a FTP site?
Can my non - RPO VYU (Snow Plow Prep) C/K Truck be fitted with a Snow Plow? And what's the max size/weight of Snow Plow (with hardware) that can be used?
How can I determine the Max Curb Weight, Front and Rear available Payload, etc. of my vehicle?
Where can I find Gross Combination Weight Rating (GCWR) for my vehicle?
Where can I find `Frame Section Dimensional Data, Sectional Modulus, and Yield Strength & RBM' specs for GM trucks?
Why does the installed after-market Back-up Alarm on a Full Size Pick-up or Cab Chassis sound when exiting the vehicle?