: smell gear oil burning???

08-14-2007, 02:02 PM
Im new to toyotas and trucks. and I am getting a natural gas type smell when im driving. Only with my window down and after the truck warms up....
can anyone help me solve this???

08-14-2007, 04:17 PM
Natural gas type smell?

Both gear oil and a bad cat give a rotten eggs type smell from the sulfur...

My first suggestion would be to slide under the truck and look for exhaust leaks.

08-15-2007, 04:35 PM
no it is more like the smell of natural gas from like your stove....
i dont think its the cat