Originally Posted by ranger1985
when i start my engine it makes a really loud almost grinding noise. i took the starter out to see if the teeth were grinding down or anything and no grinding marks? anything else it could be?
Sounds exactly like my truck. I have flywheel problems.
The first teeth in the opening didn't show damage, so I turned the engine slowly with a breaker bar and socket on the crank pulley, and found lots of ring gear damage.
This thread has more on the resulting ordeal, happy reading:
RANT: Starter replacement surprises