1972 Buick Electrical Information Wiring Diagrams, Color Color Wiring Diagram, 4D-4F-4G-4H Series Complete Wiring Diagram 4L-4N-4R-4P-4U-4V-4Y Series Harness Diagrams (right click on any image to save it to your computer!) Instrument Cluster Wiring 4D-4F-4G-4H Series Instrument Panel Wiring 4D-4F-4G-4H Series Gauges, Tachometer, Rallye Clock 4D-4F-4G Series Instrument Illumination Lights 4D-4F-4G-4H Series Instrument cluster indicator Lights Wiring Diagram 4D-4F-4G-4H Series Instrument Cluster Gauges Wiring Diagram 4D-4H-4G Series Upper Level Vent Fan 4D-4F-4G-4H Series Steering Column Wiring 4D-4F-4G-4H Series Fuse Block Wiring 4D-4F-4G-4H Series Forward Lamp Wiring 4D-4F-4G-4H Series Engine Wiring 4D-4F-4G-4H Series Battery Cable Wiring 350 Engine 4D-4F-4G-4H Series Battery Cable Wiring 455 Engine 4D-4F-4G-4H Series Rear Lamp and Fuel Tank Wiring 4D-4G-4H Series (less wagon) Rear Lamp and Fuel Tank Wiring (Wagon) 4F Series Left Side of Instrument Cluster Wiring 4L-4N-4R-4P-4U-4V-4Y Series Right Side of Instrument Cluster Wiring 4L-4N-4P-4U-4V-4Y Series Right Side of Insturment Cluster Wiring 4L-4N-4R-4P-4U-4V-4Y Series Instrument Panel Illumination Lights Wiring Diagram 4L-4N-4R-4P-4U-4V-4Y Series Instrument Panel Indicator Lights Wiring Diagram 4L-4N-4R-4P-4U-4V-4Y Series Fuse Block and Steering Column Wiring 4L-4N-4R-4P-4U-4V-4Y Series Forward Lamp and Horns Wiring 4L-4N-4R-4P-4U-4V Series Forward Lamp and Horns Wiring 4Y Series Cornering Lamp Diagram 4L-4N-4R-4P-4U-4V-4Y Series Cornering Lamp Wiring 4L-4N-4R-4P-4U-4V-4Y Series Engine Harness - Front of Dash 4L-4N-4R-4P-4U-4V-4Y Series Engine Harness - Front of Dash - Voltage Regulator 4L-4N-4R-4P-4U-4V Series Engine Harness - Automatic Transmission 4L-4N-4R-4P-4U-4V-4Y Series Upper Engine Wiring Harness 4L-4N-4R-4P-4U-4V-4Y Series Battery Cables and Starter 350 Engine 4L-4N Series Battery Cables and Starter 455 Engine 4L-4N-4R-4P-4U-4V-4Y Series Rear Lamp and Fuel Tank Wiring 4L-4N-4R-4P-4U-4V Series Rear Lmap and Fuel Tank Wiring 4R Series Rear Lamp and Fuel Tank Wiring 4Y Series Heater Wiring Diagram 4D-4F-4G-4H Series Heater Wiring Diagram 4L-4N-4P-4U-4V-4Y Series Air Conditioning Wiring 4D-4F-4G-4Y Series Air Conditioning Wiring Diagram 4D-4F-4G-4H Series Air Conditioning Wiring (Manual) 4L-4N-4R-4P-4U-4V-4Y Series Air Conditioning Wiring Diagram (Manual) 4L-4N-4R-4U-4V-4Y Series Air Conditioning Wiring (Automatic) Instument Panel 4L-4N-4R-4P-4U-4V-4Y Series Air Conditioning (Automatic) Engine Compartment 4L-4N-4R-4P-4U-4V-4Y Series Air Conditioner Wiring Diagram (Automatic) 4L-4N-4R-4P-4U-4V-4Y Series Power Top and Tail Gate Window Wiring 4D-4F-4G-4H Series Cruise Control W/Rear Defogger Wiring 4D-4F-4G-4H Series Rear Window Defogger 4D-4F-4G-4H Series Hood Mounted Tachometer 4G Series Power Top and Tail Gate Window Wiring 4L-4N-4R Series Power Tailgate and Window W/Defogger 4R Series Power Tailgate and Window with Rear Defogger 4R Series Demand Wiper Control Wiring 4L-4N-4R-4P-4U-4V-4Y Series Heated Glass Rear Defogger 4L-4N-4--4U-4V Series Rear Window Defogger Diagram - All Series Heated Rear Glass Diagram 4L-4N-4R-4U-4V Series Wiper (and Trans. Downshift) 4D-4F-4G-4H Series Wiper Wiring 4L-4N-4P-4U-4V-4Y Series Demand Wiper Wiring Diagram 4L-4N-4R-4P-4U-4V-4Y Series Power Rear Window and Tailgate 4R Series Courtesy Lights, Clock and Dome 4D-4F-4G-4H Series Courtesy Lights, Clock and Dome (with Deck Lid Release) 4L-4N-4R-4P-4U-4V-4Y Series Sterio Radio, Trans. Downshift and Map Light 4L-4N-4R-4P-RU-4V-4Y Series Door and Seat Back Lock 4L-4N-4R-4P-4U-4V-4Y Series Power Seat (6-way) 4L-4N-4R-4P-4U-4-B-4Y Series Power Windows 4L-4N-4R-4P-4U-4V-4Y Series Power Tailgate Window 4F Series Seat Belt Warning 4D-4F-4G-4H Series Seat Belt Warnign 4L-4N-4R-4P-4Y-4V-4Y Series Complete Wiring Diagram 4D-4F-4G-4H Series Complete Wiring Diagram 4L-4N-4R-4P-4U-4V-4Y Series