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Buick
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1989
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Regal V6-173 2.8L
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Repair and Diagnosis
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Radio, Stereo, and Compact Disc
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Radio/Stereo
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Technical Service Bulletins
Radio/Stereo: Technical Service Bulletins
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Customer Interest
Audio System - Noise When Using Portable Playback Unit
Power Antenna - Won't Retract With Ignition On Radio Off
Audio - Background Noise on FM Band. RFI Suppressor
All Technical Service Bulletins
Audio System - Noise When Using Portable Playback Unit
Power Antenna - Won't Retract With Ignition On Radio Off
Audio - Radio Frequency Interference (RFI) Diagnosis/ID
General Information
Questionnaire
RFI Determination and Identifying Chart
RFI Diagnostic Chart
Chart A
Chart B
Chart C
Audio - Background Noise on FM Band. RFI Suppressor
Audio - Manual Update, Radio Wiring & Diagnosis
Overview
Wiring Diagram
Radio Does Not Respond to Any Control
Steering Wheel Controls Do Not Operate/Radio Controls Are OK