57 60 PASS 57 59 Ser 3 V CLIP heater switch defroster air inlet temp 60 63 Ser 10 thru 30 knob retainer 4 4 3138069 A R 03 61 63 ALL w heater C A C CLIP control knob retainer 3796310 A R 03 63 PASS CLAMP heater control 3830964 1 05 61 62 PASS w Air Flow Recirc GUIDE control lever 3140648 A R 03 63 PASS GUIDE control lever 3156451 1 55 58 60 PASS w Air Flow PIN 6 3140642 1 0 58 61 PASS w Recirc PIN control lever shaft PQ 3141377 1 20 60 63 Ser 10 thru 30 w Air Flow PIN heater control lever pivot 3 O L x dia 3146652 1 10 6l 63 Ser 10 thru 30 w Recirc PIN heater control lever pivot 3147019 1 05 63 PASS PIN heater lever stop 3156310 1 05 63 PASS CAP temp shaft end 3156096 1 10 63 PASS SHAFT ASSY defroster lever 3156117 1 30 TNOTE When using on 1956 models use service terminal 2962958 or splice wire and ter minal from replaced switch to new assy NO I E On 1955 models it is necessary to form loops in end of cable or use 1956 model cables 8 854 CORE CASE and Parts SEAL Heater 47 52 COMM UTILITY w Air Flow 3119687 1 25 35 47 52 ALL w Dash Htr 53 55 COMM UTILITY w Dash Htr Ist Ser 3122121 1 19 45 49 52 PASS w Air Flow 3122293 1 24 85 53 54 PASS w Dash Htr 3128445 1 20 30 53 54 PASS w Air Flow 3131116 1 24 35 53 55 COMM UTILITY w Air Flow Ist Ser 3129807 1 22 95 55 56 PASS w Air Flow w fittings 3134264 1 24 35 55 56 PASS w Recirc w fittings 3134263 1 19 15 55 56 Ser 3 w Recirc 2nd Ser w fittings 3134580 1 19 45 55 57 Ser 3 w Air Flow 2nd Ser w fittings 3135271 1 25 35 56 62 CORVETTE w fittings 3136553 1 18 30 57 PASS w Air Flow w fittings 3138817 1 23 50 57 PASS w Recirc w fittings 3138121 1 18 70 57 Ser 3 w Recirc w fittings 3138534 1 22 30 57 59 Ser 3 w Air Flow w fittings 3138818 1 24 50 58 59 Ser 3 w Recirc w fittings 3145637 1 24 25 58 PASS w Recirc w fittings 3140774 1 22 75 58 PASS w Air Flow C A C w fittings 3139742 1 23 30 59 60 PASS w Air Flow C A C 61 62 PASS w C A C w fittings 3144756 26 45 59 61 PASS w Recirc w fittings and brackets 3151212 1 24 25 60 63 Ser 10 thru 30 w Recirc w fittings 3145850 1 24 50 60 63 Ser 10 thru 30 w Air Flow w fittings 3148217 1 24 90 61 PASS w Air Flow w fittings 3149837 1 29 40 62 PASS exc C A C w fittings 3153941 1 28 35 63 PASS exc C A C w fittings 3157456 1 63 PASS w C A C w fittings 3157459 1 25 80 49 52 PASS w Air Flow CASE core rear 3127084 1 4 85 59 61 PASS w Recirc CASE core rear w screen 3143022 1 3 60 59 61 PASS w Recirc CASE core front w blower 3143025 I 4 25 60 63 Ser 10 thru 30 w Recirc CASE upper and blower 3139606 1 4 95 60 63 Ser 10 thru 30 w Recirc CASE core lower 3145843 1 4 95 60 63 Ser 10 thru 30 w Air Flow CASE core 3146471 1 3 70 613 PASS CASE rear 3156374 1 7 50 63 PASS CASE cut off 3155594 1 4 95 63 PASS BAFFLE core 3156359 1 25 63 PASS RETAINER gasket 3156366 2 20 63 PASS CLIP temp valve retainer 3156371 1 63 PASS VALVE w shaft 3156372 1 2 25 60 62 Ser 10 thru 30 w Air Flow SHROUD core 3146382 1 1 25 61 62 PASS w C A C SHROUD core r 3143009 1 4 10 1 1 Chevrolet Motor K General Motors Corporation