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How to use the internal and external circulation in BMW X3?

1 Answers

MacDakota

07/30/25 9:45am

The button for controlling the external and internal circulation in BMW is slightly different from other vehicles. The button for controlling the external and internal circulation has the letters A and M. A stands for automatic switching between internal and external circulation (meaning the vehicle detects and controls the circulation automatically). M stands for forced internal circulation. If no light is on, it means external circulation is active. Additional relevant information is as follows: 1. Powertrain: The entire lineup is equipped with a 2.0T inline 4-cylinder turbocharged engine, available in high, medium, and low power calibrations, all paired with an 8-speed automatic manual transmission. 2. Configuration: In terms of drivetrain, the entire lineup features a part-time four-wheel-drive system. The front suspension is a MacPherson independent suspension, and the rear suspension is a multi-link independent suspension.

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