I have had it long enough and have been using LiPo for the whole time, so you're probably right either the motor or the ESC is dying, thank you so much for the help dude.
Hey so I have a 1/10 scale C-10 Drift Truck from Losi and lately it has been having problems with the motor. When I turn on the truck it works fine but after like a couple of seconds throttling it just cuts out the motor, I am still able to steer but I can't throttle at all, but after like 10...