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.
2000 Jeep TJ (CANADA) L4-2.5LFACTORY OEM SERVICE PROCEDURE
Control Assembly: Service and Repair
WARNING: ON VEHICLES EQUIPPED WITH AIRBAGS, REFER TO AIR BAGS AND SEAT BELTS/AIR BAGS BEFORE ATTEMPTING ANY STEERING WHEEL, STEERING COLUMN, OR INSTRUMENT PANEL COMPONENT DIAGNOSIS OR SERVICE. FAILURE TO TAKE THE PROPER PRECAUTIONS COULD RESULT IN ACCIDENTAL AIRBAG DEPLOYMENT AND POSSIBLE PERSONAL INJURY.
REMOVAL
1. Disconnect and isolate the battery negative cable.
2. Remove the glove box from the instrument panel.
3. Remove the center bezel from the instrument panel.
4. Reach through the instrument panel glove box opening to access and unplug the two halves of the heater-A/C vacuum harness connector.
5. Remove the four screws that secure the heater-A/C control to the instrument panel.
6. Pull the heater-A/C control assembly away from the instrument panel far enough to access the connections on the back of the control.
7. Unplug the three wire harness connectors from the back of the heater-A/C control.
8. Remove the heater-A/C control from the instrument panel.
INSTALLATION
1. Plug the three wire harness connectors into the back of the heater-A/C control.
2. Position the heater-A/C control in the instrument panel and secure it with four screws. Tighten the screws to 2.2 Nm (20 in. lbs.).
3. Reach through the instrument panel glove box opening to reconnect the two halves of the heater-A/C vacuum harness connector.
4. Reinstall the glove box in the instrument panel.
5. Reinstall the center bezel onto the instrument panel.
6. Connect the battery negative cable.
REMOVAL
1. Disconnect and isolate the battery negative cable.
2. Remove the glove box from the instrument panel.
3. Remove the center bezel from the instrument panel.
4. Reach through the instrument panel glove box opening to access and unplug the two halves of the heater-A/C vacuum harness connector.
Heater-A/C Control Remove/Install:
5. Remove the four screws that secure the heater-A/C control to the instrument panel.
6. Pull the heater-A/C control assembly away from the instrument panel far enough to access the connections on the back of the control.
Heater-A/C Control Connections:
7. Unplug the three wire harness connectors from the back of the heater-A/C control.
8. Remove the heater-A/C control from the instrument panel.
INSTALLATION
1. Plug the three wire harness connectors into the back of the heater-A/C control.
2. Position the heater-A/C control in the instrument panel and secure it with four screws. Tighten the screws to 2.2 Nm (20 in. lbs.).
3. Reach through the instrument panel glove box opening to reconnect the two halves of the heater-A/C vacuum harness connector.
4. Reinstall the glove box in the instrument panel.
5. Reinstall the center bezel onto the instrument panel.
6. Connect the battery negative cable.
Factory Service Tools
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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.
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