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A 2003 Jeep Liberty uses red, hoat, five year coolant.
Yes, you can.
Check fuses
what is this code p1491 on 2003 jeep liberty
Half an half
The fuel pressure of a 2003 Jeep Liberty Sport depends on the usage of the car. It can also depend on the elevation.
check fuses
You can view the 2003 Ford Explorer Sport Trac owners manual online at : www . motorcraft service . com ( no spaces ) Click on Owner Guides The fuses and relays section starts on page 137
i guess the '03 is newer?
5 year, HOAT. Not Dexcool.
add r134a to the service port