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- CLIMATE CONTROL - REPEAT HEATER CORE FAILURE
- COOLING SYSTEM - REPEAT HEATER CORE FAILURE
| Publication Date: JULY 26, 2001 |
| 1985-1994 TEMPO |
1985-2002 CROWN VICTORIA, ESCORT, MUSTANG
2000-2002 ESCORT ZX2, FOCUS
1985-1990 BRONCO II
1985-1997 F-250 HD, F-350
1985-2002 ECONOLINE, F-150, RANGER
1988-1997 F SUPER DUTY
1999-2002 SUPER DUTY F SERIES
2001-2002 ESCAPE, EXPLORER SPORT TRAC, EXPLORER SPORT
| 1985-1992 MARK VII |
1985-2002 CONTINENTAL, TOWN CAR
1993-1998 MARK VIII
| 1985-1994 TOPAZ |
1985-2002 GRAND MARQUIS
Some vehicles may exhibit (repeat) heater core leaks. This may be caused by a chemical reaction called electrolysis. Electrolysis involves an ion exchange between the heater core and engine coolant which can result in a breakdown of the heater core material. This is similar to the operation of a battery.
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