2003 FORD MUSTANG Workshop Manual

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FORD MUSTANG 2003  Workshop Manual 3.
 CAUTION: Use only the new O- ring seals. The use of any O-ring seals other than 
those specified in the Ford Master Parts Catalog may result in intermittent leakage 
during vehicle operation. 
Ins

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FORD MUSTANG 2003  Workshop Manual Klj .  6 ba
  62003 Mustang Workshop Manual
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FORD MUSTANG 2003  Workshop Manual GENERAL PROCEDURES 
Heater Hose Coupling 
Disconnect 
 CAUTION: Do not attempt to install a new bushing, spacer or O- rings in the heater hose 
coupling; damage to the heater hose coupling can result.

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FORD MUSTANG 2003  Workshop Manual 4.
NOTE:  A slight twisting motion while pulling on the heater water hose may be necessary to 
assist in the removal. 
Pull the heater hose away from the heater core tube. 
5. Spread the retainer tabs

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FORD MUSTANG 2003  Workshop Manual 3. Push the heater hose coupling onto the tube. 
4. Make sure the heater hose coupling is fully engaged by lightly pulling on the heater hose.  Klj .  3 ba
  32003 Mustang Workshop Manual
18. 11.

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FORD MUSTANG 2003  Workshop Manual GENERAL PROCEDURES 
Air Conditioning Line (Peanut) Fitting 
Disconnect 
1.  CAUTION: Support the female fitting with a wrench to prevent the tubes from 
twisting. 
Remove the nut from the peanut fitti

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FORD MUSTANG 2003  Workshop Manual Connect 
1. Clean all dirt or foreign material from the fittings. 
2.  CAUTION: Use only the new O- ring seals. The use of any O-ring seals other than 
those specified in the Ford Master Parts Catalog

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FORD MUSTANG 2003  Workshop Manual Klj .  3 ba
  32003 Mustang Workshop Manual
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