my truck will not start , jump yes starts . next day yes starts . morning nope will not start , 2001 2500hd silverdo . gages started acting up for a few mths . going nuts ..

Check battery condition, if good check all connections to battery.

bought a new battery . worked for one day turn off and next day would not start . looked out side and saw my lights going on and off so went out and pulled fuse out .next day won't start ??? take a jump good . next time try and start yupper , then next morning nope .?????

Check for corrosion under the fuse box in the engine compartment