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Home >> Jeep >> 2025 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 92 (2.0L - DTCS U0432 To U115E) >> DTC Troubleshooting >> U1110 Lost Vehicle Speed Message >> Theory Of Operation

Theory Of Operation

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The Powertrain Control Module (PCM) receives wheel speed and wheel distance CAN C bus messages from the Anti-Lock Brake System (ABS) module.