If the idel adjustments are still with in range, then the motor may be loosing vacume pressure. If a hissing sound can be herd while motor is running then this will be the problem and repairs are nessessary whether it be a bad hose or gasket.
You did not say what the year of the 2500 was. Need to know.
In a 1988 Chevy 2500, the blower motor resistor can be found on the passenger side. It usually is behind the glove box.
2500-3000 lbs
could be anything, but have you had the wiring rechecked? there may be a short somewhere. good luck.
7000 to 8000 pounds i believe
The 2500 Cummins Turbo might have a sticky transmission because the oil viscosity is wrong.
in the fuel tank.
There are an infinite number of ways to get 2500 skill points in anything that you do. You can for example practice whatever you are doing.
Yes GM's 1500, 2500, and even 3500 changed very little from 1988-1988 and the 5.7 was an option for any 1500-2500 through those years.
dodge, anything from dodge. ram 2500 are the best.
It has to be checked out and find out what is wrong with it.
Probably not. The 2500 has an 8 lug wheel, and I think the 1500 has a 5 lug wheel. I might be wrong though.