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Standard Ignition AX658 Ambient Air Temperature Sensor
| Brand | Standard Ignition AX658 |
|---|---|
| Terminal Quantity | 2 |
| Connector Gender | Female |
| Terminal Gender | Male |
| Attachment Method | Plug in |
| Color/Finish | Black |
| Connector Quantity | 1 |
| Connector Shape | Polygon |
| Connector Type | Plug in |
| Contents | Sensor |
| Port Quantity | 1 |
| Terminal Type | Blade |
| Fits | Buick, Cadillac, Chevrolet, and GMC · 32 vehicles |
Plug-in design. Simple connector style for straightforward installation.
Blade terminals. Provides a secure electrical connection.
Ambient air sensor. Monitors outside air temperature for HVAC control.
Cross-references 23457451, ATSA552 and TS7684 for the same application. See all 4.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Ambient Air Temperature Sensor for GM HVAC Systems
Standard Ignition AX658 is an ambient air temperature sensor used in HVAC systems that rely on accurate outside-air temperature input. It features a 2-terminal blade connection, a female plug-in connector, and a black polygon-shaped housing for grille-mounted applications.
Compatible With 2016-2023 Cadillac, Chevrolet, Buick, and GMC grille-mounted applications, this sensor supports temperature reporting for vehicles such as the Buick Enclave, Cadillac XT6, Chevrolet Blazer, Chevrolet Traverse, Cadillac CT6, Cadillac XTS, and GMC Acadia. Standard Ignition AX658 is built for direct replacement service where the original ambient sensor mounts in the grille.
- Part number: AX658
- Ambient air temperature sensor for HVAC temperature input
- 2-terminal blade design with 1 female plug-in connector
- Black housing with polygon connector shape
- Grille-mounted application
- Cross-reference: 23457451, TS7684
Fitment Details
- Fits 2018-2023 Buick Enclave, In Grille
- Fits 2020-2023 Cadillac XT6, In Grille
- Fits 2019-2023 Chevrolet Blazer, In Grille
- Fits 2018-2023 Chevrolet Traverse, In Grille
- Fits 2016-2020 Cadillac CT6, In Grille
- Fits 2017-2019 Cadillac XTS, In Grille
- Fits 2017-2019 GMC Acadia, In Grille
What This Sensor Helps Address
- Incorrect outside temperature display on the dash
- HVAC system temperature input errors
- Faulty grille-mounted ambient air sensor readings
- Temperature-related climate control inconsistencies
- Replacement needs after sensor damage or connector wear
Installation Notes and Tips
Install AX658 in the grille location specified by the vehicle application and verify the connector style before installation. Confirm the sensor seats securely and that the wiring connector locks fully into place. After installation, check the outside temperature reading and HVAC operation to confirm proper signal transfer.
Quality Assurance
Standard Ignition is a recognized aftermarket brand for electrical and engine management components. AX658 is built as a direct-fit ambient air temperature sensor for the listed GM applications.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2023 | Buick | Enclave | 3.6L | V6 | In Grille |
| 2023 | Cadillac | XT6 | — | — | In Grille |
| 2023 | Chevrolet | Blazer | — | — | In Grille |
| 2023 | Chevrolet | Traverse | — | — | In Grille |
| 2022 | Buick | Enclave | 3.6L | V6 | In Grille |
| 2022 | Cadillac | XT6 | — | — | In Grille |
| 2022 | Chevrolet | Blazer | — | — | In Grille |
| 2022 | Chevrolet | Traverse | — | — | In Grille |
| 2021 | Buick | Enclave | 3.6L | V6 | In Grille |
| 2021 | Cadillac | XT6 | — | — | In Grille |
| 2021 | Chevrolet | Blazer | — | — | In Grille |
| 2021 | Chevrolet | Traverse | — | — | In Grille |
| 2020 | Buick | Enclave | 3.6L | V6 | In Grille |
| 2020 | Cadillac | CT6 | — | — | In Grille |
| 2020 | Cadillac | XT6 | — | — | In Grille |
| 2020 | Chevrolet | Blazer | — | — | In Grille |
| 2020 | Chevrolet | Traverse | — | — | In Grille |
| 2019 | Buick | Enclave | 3.6L | V6 | In Grille |
| 2019 | Cadillac | CT6 | — | — | In Grille |
| 2019 | Cadillac | XTS | — | — | In Grille |
| 2019 | Chevrolet | Blazer | — | — | In Grille |
| 2019 | Chevrolet | Traverse | — | — | In Grille |
| 2019 | GMC | Acadia | — | — | In Grille |
| 2018 | Buick | Enclave | 3.6L | V6 | In Grille |
| 2018 | Cadillac | CT6 | — | — | In Grille |
| 2018 | Cadillac | XTS | — | — | In Grille |
| 2018 | Chevrolet | Traverse | — | — | In Grille |
| 2018 | GMC | Acadia | — | — | In Grille |
| 2017 | Cadillac | CT6 | — | — | In Grille |
| 2017 | Cadillac | XTS | — | — | In Grille |
| 2017 | GMC | Acadia | — | — | In Grille |
| 2016 | Cadillac | CT6 | — | — | In Grille |
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