1999 Buick Park Avenue Owner's Manual - Page 328

yellowblue Position 4 5 6 7 8 Circuitry Pre-Oxygen Sensor, Post-Oxygen Sensor SDM-R Module PCM, MAF Sensor AC Clutch Brake Switch, Trans Shift, PCM/ EGR Ref, Lin EGR, Cnstr Purge Sol, Cnstr Purge SW Horn Relay Not Used Not Used Injectors #1-6 Ignition Module Rt High Beam Not Used Lt High Beam Not Used Rt Low Beam 21 22 23 24 25 26 27 28 29 30 31 32 33 34 Position 19 20 Circuitry Lt Low Beam Turn Signal, Stepper Mtr, Brake Lamp, CHMSL Fuel Pump Relay (Wire in BEC) Ignition Switch In Key Module, PCM To IP BEC-B/U Lamp Flasher Module Not Used Not Used Relay--Ignition Relay--Horn Relay--Cooling Fan #2 Relay--Starter Not Used Relay--Cooling Fan S/P Relay--Cooling Fan #1 9 10 11 12 13 14 15 16 17 18 6-70