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Standard Ignition AX659 A/C Evaporator Temperature Sensor
| Brand | Standard Ignition AX659 |
|---|---|
| Connector Gender | Female |
| Connector Quantity | 1 |
| Connector Type | Plug in |
| Contents | Sensor |
| Terminal Quantity | 2 |
| Terminal Type | Blade |
| Fits | Buick, Cadillac, Chevrolet, and GMC · 32 vehicles |
Plug-in connector. Female connector with blade terminals for a straightforward electrical connection.
Evaporator temperature sensor. Monitors A/C evaporator temperature for precise climate control.
Cross-references 23457452, ATSA551 and TS7683 for the same application. See all 4.
Standard Ignition AX659 A/C Evaporator Temperature Sensor
Standard Ignition AX659 is an A/C evaporator temperature sensor built for HVAC temperature monitoring in select GM vehicles. It uses a female plug-in connector with 2 blade terminals for direct sensor replacement in the evaporator circuit.
Key Features
- A/C evaporator temperature sensor for HVAC system temperature feedback
- Female connector with plug-in design for straightforward electrical connection
- 2 blade terminals for the specified vehicle application
- Includes sensor only
- Direct-fit replacement for select Cadillac, Buick, Chevrolet, and GMC models
Detailed Description
This Standard Ignition AX659 evaporator temperature sensor is used in the HVAC system to monitor evaporator temperature and support proper air conditioning operation. Accurate evaporator temperature input helps the climate control system manage compressor cycling and reduce the risk of evaporator freeze-up. This part cross-references ACDelco (e.g., 23457452) for the same application. Compatible vehicle coverage includes 2020-2024 Cadillac XT6, 2018-2023 Buick Enclave, 2019-2023 Chevrolet Blazer, 2018-2023 Chevrolet Traverse, 2017-2023 GMC Acadia, and 2017-2019 Cadillac XTS. Standard Ignition AX659 is a practical replacement choice when servicing HVAC sensor faults on these platforms.
What It Helps Solve
- Incorrect evaporator temperature readings
- A/C compressor cycling concerns related to sensor input
- Evaporator freeze-up caused by faulty temperature feedback
- HVAC performance issues tied to a failed sensor circuit
- Diagnostic trouble codes associated with evaporator temperature sensing
Installation Notes and Tips
Verify connector style, terminal count, and vehicle application before installation. Inspect the HVAC harness and connector for corrosion, bent terminals, or damaged locking features before plugging in the new sensor. After installation, clear any stored HVAC or powertrain codes and confirm normal A/C operation.
Quality Assurance
Standard Ignition is a recognized aftermarket source for electrical and engine management components, and AX659 is built to match the specified sensor configuration for the listed applications.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2024 | Cadillac | XT6 | — | — | — |
| 2023 | Buick | Enclave | 3.6L | V6 | — |
| 2023 | Cadillac | XT6 | — | — | — |
| 2023 | Chevrolet | Blazer | — | — | — |
| 2023 | Chevrolet | Traverse | — | — | — |
| 2023 | GMC | Acadia | — | — | — |
| 2022 | Buick | Enclave | 3.6L | V6 | — |
| 2022 | Cadillac | XT6 | — | — | — |
| 2022 | Chevrolet | Blazer | — | — | — |
| 2022 | Chevrolet | Traverse | — | — | — |
| 2022 | GMC | Acadia | — | — | — |
| 2021 | Buick | Enclave | 3.6L | V6 | — |
| 2021 | Cadillac | XT6 | — | — | — |
| 2021 | Chevrolet | Blazer | — | — | — |
| 2021 | Chevrolet | Traverse | — | — | — |
| 2021 | GMC | Acadia | — | — | — |
| 2020 | Buick | Enclave | 3.6L | V6 | — |
| 2020 | Cadillac | XT6 | — | — | — |
| 2020 | Chevrolet | Blazer | — | — | — |
| 2020 | Chevrolet | Traverse | — | — | — |
| 2020 | GMC | Acadia | — | — | — |
| 2019 | Buick | Enclave | 3.6L | V6 | — |
| 2019 | Cadillac | XTS | 3.6L | V6 | — |
| 2019 | Chevrolet | Blazer | — | — | — |
| 2019 | Chevrolet | Traverse | — | — | — |
| 2019 | GMC | Acadia | — | — | — |
| 2018 | Buick | Enclave | 3.6L | V6 | — |
| 2018 | Cadillac | XTS | 3.6L | V6 | — |
| 2018 | Chevrolet | Traverse | — | — | — |
| 2018 | GMC | Acadia | — | — | — |
| 2017 | Cadillac | XTS | 3.6L | V6 | — |
| 2017 | GMC | Acadia | — | — | — |
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