I I 4 SHEET METAL HEAT ER I V 8 820 JACK HANDLE SPRING Truck Con t V 71 72 Ser 10 20 Sub i 3737504 1 4 SPRING jack hold down 67 70 Ser 10 thru 30 exc D D 4 V 71 72 Ser 10 thru 30 Cab I 4 V 71 72 G 410 thru 30 3896433 1 SPRING jack stowage 4 68 72 Ser 10 thru 30 Cab 3937382 1 SPRING tool stowage retention 4 3 8 821 IRON FLAG WRENCH Wheel and Tire i NOTE 1 Consist of 1 fire extinguisher 1 tire inflator 2 distress flares 1 distress flag 1 box of fuse 46 71 All Blazer 3682420 1V tire dia x 18 long 46 72 All Blazer 3730756 4 1 tire dia x 24 long 38 72 All Blazer 3891443 1 V FLAG distress 38 72 All Blazer 326740 I 1 WRENCH wheel or hex also jack handle wheel I I 56 68 1 Ton I li v 69 72 Ser 30 w 1 1 000 Ib rear axle 1 3715607 1 WRENCH wheel 1 hex use 4 I w 3715608 58 72 All w dual rear wheel 3726213 V 1 WRENCH wheel hex 4 71 72 G 30 I V 4 V A 71 72 Ser 20 30 exc dual wheels 3978902 1 WRENCH wheel hex 55 59 Ser 3 2nd Ser exc 2 Ton I A V 60 70 Ser 20 3 0 4 4V 71 Ser 20 30 exc D D V 72 G 20 72 Ser 10 exc 4 WD 364591 1 WRENCH wheel hex M 4 8 845 INLET SEAL Hot Water V 60 61 Ser 10 thru 30 3763975 1 4 heater hole 4 67 72 Ser 10 thru 30 exc C A C 3898669 1 5 heater control hose access holeC8 852 0 y 60 61 Ser 10 thru 30 3763976 1 SEAL heater hole cover 8 846 HOSE CLIP RETAINER Heater See Group 1 166 for Clamps I NOTE 1 Quantity of 1 denotes one 50 ft roll 38 72 All Blazer 482434 1 l D 50 ft roll 8 962 Note 1 38 70 All Blazer 482420 1 l D 50 ft roll 8 962 Note 1 71 72 G 10 thru 30 339889 1 2 l D 26 long air distributor 38 72 All Blazer 3825416 2 CLIP double hose 4 4 38 72 All Blazer 3771163 A R V CLIP I I 38 72 AIl Blazer Q 3 816659 A R r RETAINER hose 2 559 8 849 CONTROL ASSY Heater V I I I 60 63 Ser 10 thru 30 Air Flow 73143554 1 64 66 Ser 10 thru 30 3885187 1 deluxe 67 68 Ser 10 thru 30 exc D D FFC I C A C 3934832 1 4 4 69 72 Ser 10 thru 30 exc D D FFC C A C 3952204 1 V 4 67 72 All Blazer w C A C 1222890 1 heater and A C V 71 72 G 10 thru 30 3968446 1 8 850 VALVE ASSY Heater Vacuum Actuating V NOTE 1 Not used w water shut off va ve r V NOTE 2 Used w water shut off valve l 68 70 All Blazer w C A C 3010369 1 w seal A C evap temp 67 68 Ser 10 thru 30 w Air Cond lst design Note 1 I l V 68 Ser 10 thru 30 w Air Cond V 2nd design 9 69 Cab w Acc Air Cond 7308785 1 heater and A C sensorV assy vacuum 4 control 9 280 Note 2 71 V All Blazer w C A C 4 1485553 1 A C vachtank color white dia 8 852 SWITCH BEZEL BUSHING CLIP ESCUTCHEON GROMMET 4 4 KNOB LEVER NUT PLATE SHAFT Heater NOTE See group 9 786 for vacuum va ve details and part numbers 47 55 Comm Utility w Air Flow lst Ser 3128267 1 high and low 38 55 Comm Utility w Dash Htr Ist 4 Ser 3126693 V 1 high medium and low 55 59 Ser 3 w Air Flow 2nd Ser 3144263 1 n heater 69 70 G 10 20 3928407 1 heater control V 55 59 Ser 3 w Recirc 2nd Ser 3757698 1 SWITCH ASSY heater 60 63 Ser 10 thru 30 4 3829366 1 I SWITCH ASSY heater control 65 66 Ser 10 thru 30 Z 3849991 1 SWITCH ASSY blower and air control 4 cable economy Q V 64 66 G 10 3843526 1 SWITCH ASSY heater control GM PARTS DIVISION GENERAL MOTORS CORPORATION Cl IEVROLET 72TL V 8 820 8 852 8 6 REV 5 79