Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD1990RANGER 4WD L4-140 2.3L SOHCREPAIR AND DIAGNOSISMAINTENANCEFLUIDSREFRIGERANTTECHNICAL SERVICE BULLETINSA/C - R12 REFRIGERANT SERVICE TIPS
1990 Ford Ranger 4WD L4-140 2.3L SOHC
A/C - R12 Refrigerant Service Tips
1990 Ford Ranger 4WD L4-140 2.3L SOHCSECTION A/C - R12 Refrigerant Service Tips
Article No.
91-9-7
05/01/91
AIR CONDITIONING - REFRIGERANT R-12 - SERVICE TIPS
FORD: 1985-86 LTD
1985-88 EXP
1985-91 CROWN VICTORIA, ESCORT, MUSTANG, TEMPO, THUNDERBIRD
1986-91 TAURUS
1988-91 FESTIVA
1989-91 PROBE
LINCOLN-MERCURY: 1985-87 LYNX
1985-91 CONTINENTAL, COUGAR, GRAND MARQUIS, MARK VII, TOPAZ, TOWN CAR
1986-91 SABLE
1987-91 TRACER
1991 CAPRI
MERKUR: 1985-89 XR4TI
1988-89 SCORPIO
LIGHT TRUCK: 1985-90 BRONCO II
1985-91 BRONCO, ECONOLINE, F-150-350 SERIES, RANGER
1986-91 AEROSTAR
1988-91 F SUPER DUTY
1991 EXPLORER
MEDIUM/HEAVY TRUCK: 1985-90 C SERIES
1985-91 CL-CLT-9000 SERIES, F & B SERIES, L SERIES
1986-91 CARGO SERIES
ISSUE: A number of manufacturers are producing refrigerant products which are described as being direct replacements for Refrigerant R-12. The use of any unauthorized substitute refrigerant may severely damage the A/C components.
ACTION: If service is required, use only NEW or RECYCLED Refrigerant R-12.
CAUTION: USING ANY UNAUTHORIZED SUBSTITUTE REFRIGERANT FOR R-12 MAY RESULT IN SEVERE DAMAGE TO THE A/C SYSTEM COMPONENTS.
OTHER APPLICABLE ARTICLES: NONE
WARRANTY STATUS: INFORMATION ONLY
OASIS CODES: 208000, 208200
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.