67 70 Blazer Ser 10 thru 30 w Air Cond 3912518 1 85 BRACKET air recirculating valve actuator 64 66 G 10 3853438 1 75 OUTLET heater defroster air distributor 65 66 Ser 10 thru 30 3003977 1 8 95 OUTLET evap htr air 67 70 G 10 20 3895956 1 2 20 OUTLET heater and defroster dist 67 70 Ser 10 thru 30 3902182 1 25 OUTLET ASSY heater 38 70 All Blazer 1234277 1 6 02 HOSE outside air inlet 2V2 x 72 O L 38 70 All Blazer 1234278 1 6 87 HOSE 2 I D x 72 0 L 38 70 AII Blazer 1234985 1 5 60 HOSE 2 I D x 72 O L 38 70 All 1234989A R 9 70 HOSE heater 4 x 72 0 L 38 70 All 3713542A R 10 NUT duct to dash 14 10 J shape 1 269 38 70 All Blazer 3749810A R 55 CLAMR strap adjustable type 1 166 38 70 All 2260846 A R 64 CLAMP heater cooling air hose 3 dia 1 166 68 70 Sub w Air Cond 3012473 1 15 CLAMP A C htr div vac hose 64 66 Ser 10 thru 30 3000695 1 3 55 VALVE w seals evap control 64 66 Ser 10 thru 30 3000207 1 2 65 VALVE seat A C htr and blo temp 67 68 G 10 20 68 Ser 10 thru 30 exc FFC D D 69 Ser 10 thru 30 exc C A C FFC D D 3010335 1 1 85 VALVE ASSY w seals htr temp 67 70 G 10 20 exc less heater 3889491 1 60 LINK htr defroster air valve crank 67 70 Ser 10 thru 30 w Air Cond 70 Biazer w C A C 3912517 1 25 LINK air recirculating valve 65 66 Ser 10 thru 30 w C A C 3003980 I 15 SPRING deflector door retention htr slave door 65 Ser 10 thru 30 3001226 l 65 SPRING air cond divider door 67 70 Blazer Ser 10 thru 30 exc less heater FFC D D C A C 3895493 l 10 CRANK ASSY air dist valve 67 70 G 10 20 3889490 l 25 CRANK ASSY htr defroster air valve 67 69 Blazer Ser 10 thru 30 exc less heater FFC D D C A C 3895494 1 85 GASKET air dist adapter 9 787 CABLE ASSY CABL lE UNIT HOUSlNG WlRE KNOB CLAMP CLIP NUT BRACKET GUlDE HANDLE BEZEL DEFLECTOR ROD RETAINER Air Flow Control with Tube wr 4 AA 4 l X T f f e zz z or AA Au AC Q4 4 iii Q i AE G AH AF A CMM i tY 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 31 9 786 9 787 s za REV 6 71