98 dodge 3500 4wd auto v10 140xxx, check gauges light came on.
showed increased temp. added gallon 50/50 coolant in reservoir. temp resolved. 5 minutes later check gauges light on again oil gauge bouncing between 0 and 40. immediately checked oil and added to fill. in the next 15 minutes oil gauge bounced 3 0r 4 more times then went to zero and stayed there was within 1 mile of home so continued home. what might be going on with my truck and where do i start to fix it?