Ford Mustang (1999-2004) Service Manual: Index Card
Place an index card or a piece of paper between the weatherstrip and the sealing surface, then close the door. Slowly withdraw the index card or paper after the door is closed and check the amount of pressure on the weatherstrip. There should be a medium amount of resistance as it is withdrawn.
Continue around the entire seal area. If there is little or no resistance, this indicates insufficient contact to form a good seal. At these points, the door, the glass, or the weatherstrip is out of alignment.

Tracing Powder
Tracing powder is used to check both the uniformity of contact and the
tension of a seal against its
sealing surface. These tests are usually done when a suspected air leak/noise
appears to originat ...
Noise, Vibration and Harshness (NVH) (Diagnosis and Testing)
Special Tool(s)
ChassisEAR
107-R2102 or equivalent
Electronic Vibration Analyzer
100-F027 (014-00344) or
equivalent
EngineEAR
107-R2100 or equivalent
...
Other materials:
Axle Housing
Special Tool(s)
Plug Set, Differential
205-294 (T89P-4850-B)
Protector, Differential Seal
(Pair)
205-461
Remover, Halfshaft
205-475
Remover, Steering Arm
211-003 (T64P-3590-F)
...
Fastening the safety belts
The front outboard and rear safety restraints in your vehicle are
combination lap and shoulder belts.
The presenter arm (available on the coupe only) is intended to improve
access to the safety belt and to allow access to the rear seat.
Rotate the presenter ...
System menu features
Your system offers many menu features, such as allowing you to adjust
the touchscreen brightness, time and language, feedback and system
settings. You can access these options by pressing the MENU hard
button.
...
