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 There should be a medium amount of resistance as it is withdrawn.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:
Cabin air filter
Note: Make sure you have a cabin air filter installed at all times.
This
prevents foreign objects from entering the system. Running the system
without a filter in place could result in degradation or damage to the
system.
Your vehicle is equipped with a cabi ...
Engine Dynamic Balance Shaft
Removal
1. Remove the timing chain (6268). For additional information, refer to
Timing Chain in this
section.
2. Disconnect and position the wire harness aside.
3. Remove the radiator fan and shroud assembly (8146).
4. Remove the engine dynamic balan ...
Disassembly
1. Remove the driveshaft (4602). For additional information, refer to
Driveshaft in this section.
2. CAUTION: Under no circumstances is the driveshaft assembly to be
clamped in the
jaws of a vise or similar holding fixture. Denting or localizing fracture ca ...
