take it to an autozone, checkers, oreillys, etc......
With a scan tool
Get a fault code by cycling key from 'off' to 'start' 3 times, leaving the key in the 'run' position. Any current fault codes will be displayed. On the 2000 Durango, faults are displayed in the odometer field, not sure about the 2003. Once you get your fault code, show them here, it will help us help you better.
Because there's an intermittent issue which needs to be addressed. You need to have the DTCs (fault codes) read to find out which codes you have, what your active codes are, what your inactive codes are, and how many counts of each fault you have.
No, a 2003 Durango does not have a cabin filter.
The 2003 Dodge Durango has 16 valves.
The 2003 Dodge Durango has a V8 engine.
The 2003 Dodge Durango is a gas-powered vehicle.
The 2003 Dodge Durango has a 5-speed automatic.
The 2003 Dodge Durango is 16 ft. 1.5 in. (193.5 in.) long.
The maximum payload of the 2003 Dodge Durango is 1670 lbs..
The 2003 Dodge Durango has a 23.8 degrees angle of approach.
The 2003 Dodge Durango has single overhead cam (SOHC).