CHASSIS ELECTRICAL SYSTEM 2 187 KEY Ignition D0or C0mpartment Trunk Gas Tank Cap Tire Locks Con t 78 Y 1154608 AR 56 KEY SQUARE HD BLANK PRIMARY B S 32047OA 78 Y 1154609 AR 56 KEY OVAL HD BLANK SECONDARY B S 320471 A 79 Y 1154610 AR 56 KEY SQUARE HD BLANK PRIMARY B S 320588 A 79 Y 1154611 AR 56 KEY OVAL HD BLANK SECONDARY B S 320589 A 80 Y 1154604 AR 56 KEY SQUARE HD BLANK PRIMARY B S 320652 A 80 Y 7024235 AR 56 KEY OVAL HD BLANK SECONDARY 81 1154606 AR 56 KEY SQUARE HD BLANK PRIMARY B S 320404 81 Y 1154607 AR 56 KEY OVAL HD BLANK SECONDARY B S 320405 A 2 188 CYLINDER CYLINDER KIT LOCK SCREW STUD SWITCH WASHER Ignition Switch NOTE See Group 10 553 for cylinder tumblers NOTE 1 Consist of 1 one each sleeve adapter cylinder asm ring and washer NOTE 2 Less Cylinder and Keys NOTE 3 1978 1st Design ident by column with no lock cylinder retaining screw 1978 2nd Design has a retaining screw 53 64 Y 3772085 1 3 05 CYLINDER UNCODED LESS KEYS 65 Y 3869215 1 2 65 CYLINDER UNCODED 66 67 Y 695450 1 N L CYLINDER UNCODED LESS TUMBLERS SPRING AND RETAINER 68 Y 1154163 1 7 40 CYLINDER UNCODED 69 Y 7025216 1 CYLINDER UNCODED 71 Y 3990946 1 13 05 CYLINDER KIT UNCODED NOTE 1 72 Y 7044844 1 13 05 CYLINDER KIT UNCODED NOTE 1 73 Y 7047678 1 12 25 CYLINDER KIT UNCODED NOTE 1 74 78 Y 1ST DESIGN 1978 20071252 1 N L LOCK W KEY CODED B S 607893 NOTE 3 78 79 Y 2ND DESIGN 1978 7830380 1 LOCK W KEY CODED B S 607872 NOTE 3 80 81 Y 7830380 1 LOCK W KEY CODED B S 607872 69 81 Y 7806433 1 57 SCREW 79 81 Y 7829779 1 73 STUD DIMR AND IGN SW MT 55 57 Y 12 VOLT 1116512 1 14 80 SWITCH STAMPED 512 NOTE 2 58 59 Y 1116547 1 11 40 SWITCH STAMPED 547 NOTE 2 60 62 Y 1116577 1 9 60 SWITCH NOTE 2 63 64 Y 1116650 1 11 15 SWITCH NOTE 2 65 Y 1116660 1 12 20 SWITCH NOTE 2 66 67 Y 1 116686 1 12 85 SWITCH 68 Y 1116697 1 14 40 SWITCH 69 77 Y EXC T W TEL WHL 1990105 1 8 00 SWITCH 69 77 Y W T W TEL WHL 1990110 1 N L SWITCH 78 Y EXC T T WHL 1990105 1 8 00 SWITCH 78 81 Y W T T WHL 1990106 1 8 55 SWITCH 2 195 ACTUATOR BRACKET BUZZER CLIP CONTROL KIT CONTROLLER ESCUTCHEON FLASHER GASKET HORN LEVER NUT PLATE RACK RELAY RETAINER ROD SCREW SECTOR SECTOR KIT SHAFT SHIELD SPRING SWlTCH SW TCH KIT WASHER Ignition Switch Warning and Theft Alarm NOTE For any racks not listed use actuator rack asm NOTE 1 Anti theft switch mounted in fender NOTE 2 Anti theft switch mounted in door NOTE 3 2nd design identified by col with lock cylinder retainer screw 1st design has no retainer screw 69 74 Y W T W TEL WHL 7819747 1 12 60 ACTUATOR W RACK IGN SW 77 81 Y W T T WHL 7827193 1 4 95 ACTUATOR IGN SW 68 75 Y W ANTI THEFT 3937670 1 53 BRACKET HORN RELAY 73 81 Y 336121 1 53 BRACKET ANTI THEFT HOOD SW 74 77 Y 6258291 1 41 BRACKET ANTI THEFT ALARM SW ADJ 72 77 Y 6262663 1 5 25 BUZZER IGN KEY LOCK 74 76 Y 6258257 1 5 95 BUZZER ST BELT WARNING 77 78 Y 377596 1 11 20 BUZZER AUDIO ALARM 79 Y EXC HDLP WARN 377596 1 11 20 BUZZER AUDIO ALARM 68 Y W ANTI THEFT 3986825 1 27 CLIP HORN FLASHER 2 892 69 78 Y EXC T W TEL WHL 7804419 1 1 20 CLIP IGN KEY WARNING BUZZER SW WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION CHEVROLET 14 2 187 2 195 2 6 REV 5 81