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 There should be a medium amount of resistance as it is withdrawn.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:
Inspection and Verification
NOTE: Upon installation of a new GEM, the module must be
reconfigured. For additional information,
refer to Section.
1. The warning lamps are a GEM controlled system; refer to Section.
2. Verify the customer concern by operating the system in questio ...
Instrument Panel - Center Finish Panel
Removal and Installation
All vehicles
1. Disconnect the battery ground cable. For additional information,
refer to Section.
Vehicles with automatic transmission
2. Place the selector lever in the 1 position.
Vehicles with manual transmission
3. ...
Lock Cylinder - Door
Removal
1. NOTE: Individual lock cylinders are repaired by discarding the
inoperative cylinder and building
a new lock cylinder using the appropriate lock repair package. The lock
repair package includes
a detailed instruction sheet to build the ne ...
