Contents Wiring diagrams Section: Automatic HVAC System All sections

HVAC Systems - Automatic: Wiring Oldsmobile Bravada III

Automatic HVAC System ~1932 words

HVAC Connector End Views

A/C Compressor Clutch Assembly Connector Part Information 12110293 3-Way F Metri-Pack 150 Series Sealed (BLK) Pin Wire Color Circuit No. Function A BLK 350 Ground B DK GRN 59 A/C Compressor Clutch Supply Voltage C LT GRN 2278 A/C Compressor Status Signal

A/C Low Pressure Switch Connector Part Information 12052644 2-Way F Metri-Pack 150 Series Sealed (GRY) Pin Wire Color Circuit No. Function A DK BLU 204 A/C Low Pressure Sensor Signal B BLK 250 Ground

A/C Refrigerant Pressure Sensor Connector Part Information 15344137 3-Way F GT 150 Sealed 5.2 (BLK) Pin Wire Color Circuit No. Function 1 BLK 2751 Low Reference 2 GRY 2700 5 Volt Reference 3 RED/BLK 380 A/C Refrigerant Pressure Sensor Signal

Air Temperature Actuator - Auxiliary (Body Type VIN 6) Connector Part Information 12064982 5-Way F Metri-Pack 100 Series (BLK) Pin Wire Color Circuit No. Function 1 GRY 2598 Low Reference 2 DK BLU 1199 Auxiliary Air Temperature Door Position Signal 3 GRY/BLK 598 5 Volt Reference 4 RED 2600 Auxiliary Actuator Door Control 5 YEL 2214 Auxiliary Air Temperature Door Control

Air Temperature Actuator - Left Connector Part Information 12040953 6-Way F Micro-Pack 100 Series (BLK) Pin Wire Color Circuit No. Function 5 BRN 341 Ignition 3 Voltage 6 DK BLU 1199 Left Air Temperature Door Control 7 YEL 1791 Low Reference 8 - - Not Used 9 LT BLU 733 Left Air Temperature Door Position Signal 10 LT BLU/BLK 1688 5 Volt Reference

Air Temperature Actuator - Right Connector Part Information 12040953 6-Way F Micro-Pack 100 Series (BLK) Pin Wire Color Circuit No. Function 5 BRN 341 Ignition 3 Voltage 6 WHT/BLK 1236 Right Air Temperature Door Control 7 YEL 1791 Low Reference 8 - - Not Used 9 DK BLU 1646 Right Air Temperature Door Position Signal 10 LT BLU/BLK 1688 5 Volt Reference

Air Temperature Sensor - Lower Left Connector Part Information 12052642 2-Way F Metri-Pack 150 Series (BLK) Pin Wire Color Circuit No. Function A BRN 718 Low Reference B WHT/BLK 2339 Lower Left Air Temperature Sensor Signal

Air Temperature Sensor - Lower Right Connector Part Information 12052642 2-Way F Metri-Pack 150 Series (BLK) Pin Wire Color Circuit No. Function A BRN 718 Low Reference B GRY/BLK 2337 Lower Right Air Temperature Sensor Signal

Air Temperature Sensor - Upper Left Connector Part Information 12052642 2-Way F Metri-Pack 150 Series (BLK) Pin Wire Color Circuit No. Function A BRN 718 Low Reference B WHT 2338 Upper Left Air Temperature Sensor Signal

Air Temperature Sensor - Upper Right Connector Part Information 12052642 2-Way F Metri-Pack 150 Series (BLK) Pin Wire Color Circuit No. Function A BRN 718 Low Reference B GRY 2336 Upper Right Air Temperature Sensor Signal

Air Temperature Sensor Assembly - Inside Connector Part Information 12047786 4-Way M Metri-Pack 150 Series (BLK) Pin Wire Color Circuit No. Function A DK GRN 734 Inside Air Temperature Sensor Signal B WHT/BLK 1236 Inside Air Temperature Sensor Assembly Control C BLK 1350 Ground D BRN 718 Low Reference

Ambient Air Temperature Sensor Connector Part Information 12052642 2-Way F Metri-Pack 150 Series Sealed (LT GRN) Pin Wire Color Circuit No. Function A LT GRN/ BLK 735 Ambient Air Temperature Sensor Signal B BRN 718 Low Reference

Ambient Light/Sunload Sensor Assembly Connector Part Information 12064760 4-Way F Metri-Pack 150 Series (BLK) Pin Wire Color Circuit No. Function A LT BLU/ BLK 2519 Left Sunload Sensor Signal B GRY 2521 Right Sunload Sensor Signal C BLK 279 Ambient Light Sensor Low Reference D WHT 278 Ambient Light Sensor Signal

Blower Motor Connector Part Information 12066681 2-Way F Metri-Pack 630 Series, Sealed, Pull-to-Seat (BLK) Pin Wire Color Circuit No. Function A PPL 65 Blower Motor Supply Voltage B BLK 850 Ground

Blower Motor - Auxiliary (Body Type VIN 3) Connector Part Information 15332135 4-Way F GT 150 (BLK) Pin Wire Color Circuit No. Function A DK GRN 2347 Auxiliary Blower Motor High Speed Control B DK BLU 2348 Auxiliary Blower Motor Medium Speed Control C BLK 2250 Ground D - - Not Used

Blower Motor - Auxiliary (Body Type VIN 6) Connector Part Information 15326870 2-Way F GT 280 Series (BLK) Pin Wire Color Circuit No. Function A ORN 840 Battery Positive Voltage B BLK 250 Ground

Blower Motor Control Module Connector Part Information 12129489 3-Way F Metri-Pack 280 Series Flexlock (BLK) Pin Wire Color Circuit No. Function A RED 542 Battery Positive Voltage B PPL/WHT 760 Blower Motor Speed Control C BLK 2250 Ground

Blower Motor Control Processor - Auxiliary (Body Type VIN 6) Connector Part Information 15326631 4-Way F GT 280 Series (BLK) Pin Wire Color Circuit No. Function A BLK 1650 Ground B BLK 250 Ground C GRY 2604 Auxiliary Blower Motor Speed Control D ORN 840 Battery Positive Voltage

Blower Motor Fuse - Auxiliary (Body Type VIN 6) Connector Part Information 12010105 Fuse Holder (BLK) Pin Wire Color Circuit No. Function A ORN 840 Battery Positive Voltage B ORN 840 Battery Positive Voltage ORN 840 Battery Positive Voltage

Blower Motor Switch - Front Auxiliary Connector Part Information 12047781 3-Way F Metri-Pack 150 Series (BLK) Pin Wire Color Circuit No. Function A YEL 2277 Auxiliary HVAC Enable Control B GRY 2598 Low Reference C BRN/WHT 230 Instrument Panel Lamps Dimming Control

Console Mode Actuator (Body Type VIN 6) Connector Part Information 12064982 5-Way F Micro-Pack 100 Series (BLK) Pin Wire Color Circuit No. Function 1 GRY 2598 Low Reference 2 LT BLU 5433 Console Mode Door Position Signal 3 GRY 598 5 Volt Reference 4 GRY 2599 Auxiliary Mode Door Control 5 LT GRN 5434 Console Mode Door Control

Coolant Bypass Valve (Body Type VIN 6) Connector Part Information 12052641 2-Way F Metri-Pack 150 Series Sealed (BLK) Pin Wire Color Circuit No. Function A GRY/BLK 1596 Coolant Bypass Solenoid Control B BLK 250 Ground

Defrost Actuator Connector Part Information 12040953 6-Way F Micro-Pack 100 Series (BLK) Pin Wire Color Circuit No. Function 5 BRN 341 Ignition 3 Voltage 6 TAN/BLK 2274 Defrost Door Control 7 YEL 1791 Low Reference 8 - - Not Used 9 LT GRN/BLK 2276 Defrost Door Position Signal 10 LT BLU/BLK 1688 5 Volt Reference

HVAC Control Module C1 Connector Part Information 12110206 24-Way F Micro-Pack 100 Series (LT BLU) Pin Wire Color Circuit No. Function A1 DK GRN 1614 Recirculation Door Control A2 DK BLU 1646 Right Air Temperature Door Position Signal A3 LT BLU 733 Left Air Temperature Door Position Signal A4 LT GRN/ BLK 2276 Defrost Door Position Signal A5 LT GRN 2275 Mode Door Position Signal A6 - - Not Used A7 BRN/WHT 230 Instrument Panel Lamps Dimming Control A8 BLK/WHT 751 Ground A9 GRY/BLK 1596 Coolant Bypass Solenoid Control (Body Type VIN 6) A10 YEL 2277 Not Used A11 - - Not Used A12 DK BLU 204 A/C Low Pressure Sensor Signal B1 WHT/BLK 1236 Right Air Temperature Door Control B2 DK BLU 1199 Left Air Temperature Door Control B3 TAN/BLK 2274 Defrost Door Control B4 TAN 2273 Mode Door Control B5 BRN 341 Ignition 3 Voltage B6 YEL 1791 Low Reference B7 ORN 4340 Battery Positive Voltage B8 LT BLU/ BLK 1688 5 Volt Reference B8 - - Not Used B9 BLK 2250 Ground B11 WHT 1038 Class 2 Serial Data B12 LT GRN 2278 A/C Compressor Status Signal

HVAC Control Module C2 Connector Part Information 15336594 12-Way F Micro Pack 100 (LT GRY) Pin Wire Color Circuit No. Function A DK GRN 734 Inside Air Temperature Sensor Signal B LT GRN/ BLK 735 Ambient Air Temperature Sensor Signal C WHT 2338 Upper Left Air Temperature Sensor Signal D GRY 2336 Upper Right Air Temperature Sensor Signal E WHT/BLK 2339 Lower Left Air Temperature Sensor Signal F GRY/BLK 2337 Lower Right Air Temperature Sensor Signal G PPL 1838 Recirculation Door Position Signal H-J - - Not Used K BRN 718 Low Reference L WHT/BLK 1236 Inside Air Temperature Sensor Control M PPL/WHT 760 Blower Motor Speed Control

HVAC Control Module - Auxiliary (Body Type VIN 3) Connector Part Information 12084944 16-Way F Micro-Pack 100 Series (BLK) Pin Wire Color Circuit No. Function A1 ORN 4340 Battery Positive Voltage A2 GRY 2289 Rear HVAC/Audio Class 2 Serial Data A3 - - Not Used A4 BLK 2250 Ground A5 BRN/WHT 230 Instrument Panel Lamps Dimming Control A6 WHT 119 Auxiliary Mode Door Control A7 DK GRN 2347 Auxiliary Blower Motor High Speed Control A8 DK BLU 2348 Auxiliary Blower Motor Medium Speed Control B1 BRN 199 Left Rear Speaker Output (+) B2 DK BLU 46 Right Rear Speaker Output (+) B3 BRN 599 Left Rear Low Level Audio Signal B4 DK BLU 546 Right Rear Low Level Audio Signal B5 YEL 116 Left Rear Speaker Output (-) B6 LT BLU 115 Right Rear Speaker Output (-) B7 BRN 1999 Left Rear Low Level Audio Signal B8 BLK 1946 Right Rear Low Level Audio Signal

HVAC Control Module- Auxiliary (Body Type VIN 6) Connector Part Information 12110113 32-Way F Micro-Pack 100 Series Sealed (RED) Pin Wire Color Circuit No. Function A1 1999 A2 TAN 1946 Right Rear Low Level Audio Signal (-) A3 YEL 116 Left Rear Speaker Output (-) A4 LT BLU 115 Right Rear Speaker Output (-) A5 BRN 199 Left Rear Speaker Output (+) A6 DK BLU 46 Right Rear Speaker Output (+) A7 BRN 599 Left Rear Low Level Audio Signal (+) A8 DK BLU 546 Right Rear Low Level Audio Signal (+) A9 - - Not Used A10 LT BLU 5433 Console Mode Door Position Signal A11 GRY 2599 Auxiliary Mode Door Control A12 YEL 2214 Auxiliary Air Temperature Door Control A13 GRY 598 5 Volt Reference A14 GRY 2603 TXV Solenoid Control A15 - - Not Used A16 ORN 4340 Battery Positive Voltage B1 BRN/WHT 230 Instrument Panel Lamps Dimming Control B2 GRY 2289 Rear HVAC/Audio Class 2 Serial Data B3 - - Not Used B4 GRY 2604 Auxiliary Blower Motor Speed Control B5-B9 - - Not Used B10 BRN/WHT 2601 Auxiliary Mode Door Position Signal B11 YEL 2277 Auxiliary HVAC Enable Control B12 DK BLU 1199 Auxiliary Air Temperature Door Position Signal B13 LT GRN 5434 Console Mode Door Control B14 RED 2600 Auxiliary Actuator Door Control B15 GRY 2598 Low Reference B16 BLK 2250 Ground

Mode Actuator Connector Part Information 12040953 6-Way F Micro-Pack 100 Series (BLK) Pin Wire Color Circuit No. Function 5 BRN 341 Ignition 3 Voltage 6 TAN 2273 Mode Door Control 7 YEL 1791 Low Reference 8 - - Not Used 9 LT GRN 2275 Mode Door Position Signal 10 LT BLU/BLK 1688 5 Volt Reference

Mode Actuator - Auxiliary (Body Type VIN 3) Connector Part Information 12064982 5-Way F Micro-Pack 100 Series (BLK) Pin Wire Color Circuit No. Function 1 BRN 341 Ignition 3 Voltage 2 WHT 119 Auxiliary Mode Door Control 3 BLK 2250 Ground 4-5 - - Not Used

Mode Actuator - Auxiliary (Body Type VIN 6) Connector Part Information 12064982 5-Way F Metri-Pack 100 Series (BLK) Pin Wire Color Circuit No. Function 1 GRY 2598 Low Reference 2 BRN/WHT 2601 Auxiliary Mode Door Position Signal 3 GRY/BLK 598 5 Volt Reference 4 RED 2600 Auxiliary Actuator Door Control 5 GRY 2599 Auxiliary Mode Door Control

Recirculation Actuator Connector Part Information 12040953 6-Way F Micro-Pack 100 Series (BLK) Pin Wire Color Circuit No. Function 5 BRN 341 Ignition 3 Voltage 6 DK GRN 1614 Recirculation Door Control 7 YEL 1791 Low Reference 8 - - Not Used 9 PPL 1838 Recirculation Door Position Signal 10 LT BLU/ BLK 1688 5 Volt Reference

Schematic Reference

HVAC Wiring Schematics

Connector End View Reference

HVAC Connector End Views