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 There should be a medium amount of resistance as it is withdrawn.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:
Installation
All vehicles
1. Position the engine front cover gasket on the engine front cover.
2. NOTE: If the engine front cover is not secured within four minutes, the
sealant must be removed
and the sealing area cleaned with metal surface cleaner. Allow to dry until ...
Disassembly
1. Inspect the clutch cylinder thrust surfaces, piston bore and clutch plate
serrations for scores or
burrs. Minor scores or burrs may be removed with crocus cloth. Install a new
clutch cylinder if it
is badly scored or damaged.
2. Check the fluid passage i ...
Latch - Door
Removal
1. Remove the door trim panel (23942). For additional information,
refer to Section.
2. Release the actuating rods by opening the clips.
3. Using a screwdriver, release the lock cylinder actuating rod.
4. Remove the door latch screws.
5. ...
