A/C compressor operating and making a buzzing noise after switching the ignition off
Mazda technical service bulletin SA-019-25 for 2024-2025 Mazda CX-90 and 2025 Mazda CX-70.
- Bulletin number
- SA-019-25
- Component
- Engine
- Summary
- Some vehicles may exhibit the A/C compressor operating and making a buzzing noise after switching the ignition off. This may be caused by improper control logic of the PCM. To eliminate this for customer satisfaction, the control software of the PCM has been modified.
Owners of these vehicles have filed 68 complaints in the engine category.
Vehicles covered
- Mazda CX-90 2024-2025 20242025
- Mazda CX-70 2025 2025
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