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 There should be a medium amount of resistance as it is withdrawn.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:
Powertrain/Drivetrain Mount Neutralizing
WARNING: The electrical power to the air suspension system must be shut
off prior to
hoisting, jacking or towing an air suspension vehicle. This can be accomplished
by turning off
the air suspension switch. Failure to do so can result in unexpected inflation ...
Switch - Key-In-Ignition Warning
Removal
1. Remove the ignition switch lock cylinder.
1. Insert the ignition key and turn to the RUN position.
2. Insert a punch in the access hole of the steering column and
press the release tab while
pulling out the ignition switch lock cy ...
Differential Case and Ring Gear - Conventional
Special Tool(s)
2-Jaw Puller
205-D072 (D97L-4221-A) or
equivalent
Installer, Differential Side
Bearing
205-010 (T57L-4221-A2)
Step Plate
205-D061 (D83T-4205-C2) or
equivalent
...
