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 There should be a medium amount of resistance as it is withdrawn.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:
Bar - Stabilizer
Removal
CAUTION: Suspension fasteners are critical parts because they affect
performance of vital
components and systems and their failure can result in major service expense. A
new part with
the same part number or an equivalent part must be installed, if i ...
Steering Column (Description and Operation)
NOTE: All fasteners are important because they can affect the
performance of vital parts and systems.
Incorrect installation of the fasteners can result in major repair expenses.
They must be installed new
with fasteners of the same part number ...
Communication Circuit Wiring Repair
Special Tool(s)
Heat Gun
107-R0300 or equivalent
1. Disconnect the battery ground cable. For additional information, refer to
Section.
2. Strip the wires.
3. NOTE: Use rosin core mildly activated (RMA) solder, not acid core
solder.
Solder ...
