in2pro

Welcome to the forum...

the document I found for both the 03 Tahoe/Yukon and even the Suburban only list the one front sensor... for the 07 and Up it shows the listing for the "Auxiliary Inside Air temp sensor" which is the rear one...

2007 Chevrolet Tahoe - 2WD | Avalanche, Escalade, Suburban, Tahoe, Yukon (VIN C/K) Service Manual |
Document ID: 1704271
Auxiliary Inside Air Temperature Sensor Assembly
Replacement
Removal Procedure
1. Remove the third pillar molding. Refer to Center Pillar Upper Garnish Molding Replacement .
2. Remove the left rear coat hook, if equipped. Refer to Coat Hook Replacement .
3. Remove the rear headliner retainers from the front headliner.
4. Carefully lower the headliner from the roof hook and loop retainers.
5. Disconnect the electrical connector from the inside air temperature sensor.

Document ID: 1704271 Page 1 of 2

6. Partially remove the auxiliary inside air temperature sensor from the headliner.
7. Remove the sensor grille from the auxiliary inside air temperature sensor.
8. Remove the auxiliary inside air temperature sensor from the headliner.
Installation Procedure
1. Install the new sensor grille to the headliner.
2. Install the inside air temperature sensor to the headliner and sensor grille.
3. Connect the electrical connector to the inside air temperature sensor.
4. Secure the headliner to the roof hook and loop retainers.
5. Install the rear headliner retainers to the front headliner.
6. Install the left rear coat hook, if equipped. Refer to Coat Hook Replacement .
7. Install the third pillar molding. Refer to Center Pillar Upper Garnish Molding Replacement .
Document ID: 1704271 Page 2 of 2

in2pro

Here is the 03 and its the same for the 07 so both body styles for the front...

2003 Chevrolet Chevy Suburban - 2WD | Avalanche, Escalade, Suburban, Tahoe, Yukon (VIN C/K) Service Manual |
Document ID: 855780
Inside Air Temperature Sensor Replacement
Removal Procedure
1. Remove the left windshield garnish molding. Refer to Windshield Pillar Garnish Molding
Replacement .
2. Remove the left center pillar assist handle. Refer to Roof Rail Rear Assist Handle
Replacement .
3. Remove the left center pillar garnish molding. Refer to Center Pillar Garnish Molding
Replacement .
4. Remove the left sunshade. Refer to Sunshade Replacement .
5. Gently pull down the headliner.
6. Disconnect the electrical connector from the inside air temperature sensor.
7. Partially remove the inside air temperature sensor from the headliner.
8. Remove the sensor grille from the inside air temperature sensor.

Document ID: 855780 Page 1 of 3

9. Remove the inside air temperature sensor from the headliner.
Installation Procedure
1. Install the new sensor grille to the headliner.
2. Install the inside air temperature sensor to the headliner and sensor grille.
Document ID: 855780 Page 2 of 3

3. Connect the electrical connector to the inside air temperature sensor.
4. Install the left sunshade. Refer to Center Pillar Garnish Molding Replacement .
5. Install the left center pillar garnish molding. Refer to Center Pillar Garnish Molding
Replacement .
6. Install the left center assist handle. Refer to Roof Rail Rear Assist Handle Replacement .
7. Install the left windshield garnish molding. Refer to Windshield Pillar Garnish Molding
Replacement .
Document ID: 855780 Page 3 of 3