The rear bulb might be burnt out
Driverside front fender. In front of the tire.
trunk should be a panel
Under the driverside dash or under the passager side dash
There is a problem with the transmission.
* The fuel shutoff switch is on driverside against the leftside kick panel near the firewall
its on the firewall or close to it on the driverside in the engine compartment. its capped off with a black endcap which reads eec.
The fuel filter is located under driverside door under a scuff cover
According to the 2001 Ford Mustang Owner Guide : Tail lamp , Brake lamp , Turn lamp takes ( # 3157 K bulb )
The fuel filter is mounted under the car on the left side (Driverside),in front of the gas tank under plastic shield
A blinking check engine light indicates an engine cylinder misfire has been detected
The 1998 Ford Mustang owners manual shows : fuse # 13 - 15 amp - electronic flasher fuse # 18 - 15 amp - electronic flasher which fuse is for the turn signal flasher and which fuse is for the hazard flasher it does not specify
cut the exhaust at the exhaust manifold and redirect the pipe through your airconditioning system all the way to the driverside airconditioning vent. It should work beautifully.