Good evening,
I attached the wiring diagram of the system for you.
https://www.2carpros.com/articles/car-heater-not-working
You will need to check the fuses I circled for power with the key on.
https://www.2carpros.com/articles/how-to-check-a-car-fuse
In most cases, it is either the resistor or the blower motor itself.
https://www.2carpros.com/articles/blower-fan-motor-works-on-high-speed-only
You need to verify voltage at the orange wire at the blower resistor.
https://www.2carpros.com/articles/how-to-check-wiring
I attached some guides for you to view.
Let me know when you would like to do some testing.
Roy
BLOWER MOTOR REPLACEMENT
REMOVAL PROCEDURE
1. Remove the right side instrument panel insulator.
2. Release the instrument panel harness retainer and move the harness to one side.
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3. Disconnect the blower motor electrical connector.
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4. Disconnect the blower motor cooling hose.
5. Remove the mounting screws from the blower motor.
6. Remove the blower motor.
BLOWER MOTOR RESISTOR ASSEMBLY REPLACEMENT
REMOVAL PROCEDURE
1. Remove the right side instrument panel insulator.
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2. Disconnect the electrical connector from the blower motor resistor.
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3. Disconnect the electrical connector from the blower motor.
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4. Loosen both screws from the forward blower motor resistor.
IMPORTANT: The blower motor resistor opening is slotted. Access is extremely limited.
5. Remove the screws from the rear blower motor resistor.
6. Remove the blower motor resistor.
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Sunday, November 1st, 2020 AT 11:13 AM
(Merged)