Vehicle Position Icon Constantly Leaves Road, Moves Erratically, Or Is Displayed Very Far From Actual Vehicle Position

Vehicle position icon constantly leaves road, moves erratically, or is displayed very far from actual vehicle position

Symptom Troubleshooting Vehicle Position Icon Constantly Leaves Road, Moves Erratically, Or Is Displayed Very Far From Actual Vehicle Position (10 Mode

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Audio-navigation unit

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Internal defect in GPS antenna

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GPS antenna/cable

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Aftermarket metallic window tint

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PCM (speed pulses)

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Harness/fuses/switches