Ford 2003 Mustang Workshop Manual page 59

A wobble or shudder. GO to
2. Depends more on where the vehicle is operated
1. Bump/pothole, rough road or smooth road. GO to
Noise/Vibration
Noise is random or intermittent occurring from road irregularities. GO to
Chart — Squeak and Rattle
Noise or vibration changes from one road surface to another. Normal sound
changes.
Noise or vibration associated with a hard/firm ride. GO to
Suspension Noise/Vibration
Symptom Charts
Symptom Chart — Air Leak and Wind Noise
Condition
Air leak around
door perimeter
Air leak around
glass run
Air leak at inner
belt line
Symptom Chart — Tire Noise/Vibration
.
.
.
Possible Sources
Loose fit seal.
Seal installed
incorrectly.
Door misaligned.
Scuff plate installed
incorrectly.
Seal or seal push pins
damaged.
Door glass misaligned.
Glass run installed
incorrectly.
Leak path behind glass
run.
Glass run channel
spread wide.
Blow-out clip bent or
contacting door glass.
Glass run damaged.
Belt line seal installed
incorrectly on flange.
Belt line seal integrated
with door trim installed
incorrectly (no glass
contact).
Symptom Chart — Suspension
Symptom Chart —
Action
PINCH the seal carrier to
improve retention on the
seal flange.
REINSTALL the seal.
REALIGN the door.
CHECK door gaps and fit
in the door opening and
ADJUST as necessary.
REINSTALL the scuff
plate.
INSTALL a new seal.
ADJUST the door glass.
ADJUST the glass run.
INSERT foam in the glass
run carrier.
INSTALL foam rope
behind the glass run.
PINCH the glass run
channel to reduce the size
of the opening.
ADJUST the blow-out clip
or INSTALL a new glass
run/blow-out clip molding
assembly.
INSTALL a new glass run.
ADJUST the seal. (Do not
bend the flange.)
REINSTALL the door trim.
.
Symptom