it should tighten automaticly,you may need to replace the tensioner
It is located right under the alternator.
up a mountain
in the gas tank
In the fuel tank.
It is in the exhaust after the converter.
just need to know where it is located on car
The starter for a 1999 Saturn is on top of the transmission under the air filter box. Remove the filter box for easy access.
On a 1999 Saturn vehicle, the backup light switch is located on top of the shift housing, which is situated on the top of the transmission. This switch requires a 7/8' wrench for removal.
The fuel filter in a 1999 Saturn SL is located inside the frame rail on the driver's side on the left. It is found near the fuel tank, under the master cylinder.
under the air box
The MAP is located in the engine compartment near the engine. Hope this helps you out!
The alternator blocks access to it. You need to remove the serpentine belt, then the alternator to get to the thermostat.