why do the o/d light comes on

why do the o/d light comes on 1 Answer

O/d light came on 4 Answers

O/d light came on while driving. O/D button has no effect on light. What does this mean and what do I do? Is the transmission going out?

O/D off and trans temp light comes on after a minute of driving 10 Answers

I replaced transmission had some frayed wires I did not see to transmission so burnt out pcm replaced pig tail to transmission and pcm it starts and runs fine but after a minute of driving my O/D ...

My o/d light was coming on and then the trans temp light. I replaced the cooler intake line to get rid of that check valve and reset the computer. All was fine until i took it on the highway at 60 mph 1 Answer

After about 15 miles, the o/d off light came back on and it kicked itself out of overdrive. Temp light didnt come back on. Got home, turned the truck off, turned it back on, and light was off. Is ...

ETC light comes on 1 Answer

The indicator light comes on and flashes while driving causes my truck to be unresponsive and stall