Contents Wiring diagrams Section: Seats All sections

Seat System: Specifications Hummer H2 I

Seats 15 illustrations ~2369 words

Fastener Tightening Specifications

ApplicationSpecification
MetricEnglish
Armrest Bolts9 N.m80 lb in
Armrest Trim Cover Screws2 N.m18 lb ft
Cushion Front Nuts21 N.m15 lb ft
Cushion Side Bolts35 N.m26 lb ft
Folding Head Restraint Assembly Bolts7 N.m61 lb in
Front Recliner Attachment Bolts53 N.m39 lb ft
Front Seat Belt Buckle Nut53 N.m39 lb ft
Hinge Assembly Bolts7 N.m61 lb in
Inboard Pivot Bolt35 N.m26 lb ft
Latch Cover Screws2 N.m18 lb in
Lumbar Switch Screws2 N.m18 lb in
Memory Module Screws3 N.m26 lb in
Outboard Pivot Bolt35 N.m26 lb ft
Outboard Seat Belt Anchor Nut53 N.m39 lb ft
Power Seat Switch Bezel Screws2 N.m18 lb in
Power Seat Switch Screws2 N.m18 lb in
Rear Heated Seat Switch Screw1.6 N.m14 lb in
Rear Seat Back Latch Bolt45 N.m33 lb ft
Rear Seat Back Latch Screw25 N.m18 lb ft
Recliner Arm Attachment Bolts53 N.m39 lb ft
Recliner/Release Handle Screws2 N.m18 lb in
Recliner Screw10 N.m89 lb in
Seat Back Folding Mechanism Bolts21 N.m15 lb ft
Seat Back Side Bolts35 N.m26 lb ft
Seat Belt Tower Cover Screw1.9 N.m17 lb in
Seat Front Retaining Nuts55 N.m41 lb ft
Seat Rear Retaining Bolts55 N.m41 lb ft
Trim Panel Screws2 N.m18 lb in

Fastener Tightening Specifications

Scheme 1

Scheme 1: Driver Seat Schematics

Scheme 2

Scheme 2

Scheme 3

Scheme 3

Scheme 4

Scheme 4: Passenger Seat Schematics

Scheme 5

Scheme 5

Scheme 6

Scheme 6: Rear Seat Schematics

Scheme 7

Scheme 7

Scheme 8

Scheme 8: Power Seat Systems Component Views
CalloutComponent Name
1C327
2Seat Adjuster Switch - Driver
3Memory Seat Module - C4
4Memory Seat Module - C3
5Seat Bolster/Lumbar Switch - Driver
6Seat Recline Motor - Driver
7C325
8C329
9C330
10C328
11Seat Rear Vertical Motor-Driver
12Seat Front Vertical Motor-Driver
13Memory Seat Module-C2
14Memory Seat Module-C1
15Seat Horizontal Motor-Driver
16C326

Scheme 9

Scheme 9
CalloutComponent Name
1Seat Bolster Motor-Driver
2Seat Lumbar Motor-Driver
3Heated Seat Element-Driver Cushion
4C333
5Seat Belt Switch Connector
6Heated Seat Element-Driver Cushion Connector

Scheme 10

Scheme 10
CalloutComponent Name
1Seat Horizontal Motor - Front Passenger
2Seat Front Vertical Motor - Front Passenger
3Seat Rear Vertical Motor - Front Passenger
4C376
5C377
6C375
7Seat Recline Motor - Front Passenger
8Seat Bolster/Lumbar Switch - Front Passenger
9Seat Adjuster Switch - Front Passenger

Scheme 11

Scheme 11
CalloutComponent Name
1Seat Bolster Motor - Passenger
2Seat Lumbar Motor - Passenger
3Heated Seat Element - Passenger Cushion Connector (w/KA7)
4C378

Scheme 12

Scheme 12
CalloutComponent Name
1Heated Seat Control Module - RR
22nd Row Seat - LR
3Heated Seat Control Module - LR
4Heated Seat Element Connector - LR
5C320
6Heated Seat Element Connector - RR
7C380
82nd Row Seat - RR

Scheme 13

Scheme 13
CalloutComponent Name
1Driver Door Module (DDM)
2Driver Inner Door Panel
3DDM - C5 (Green)
4Memory/Heated Seat Switch-Driver (w/KA7)

Scheme 14

Scheme 14
CalloutComponent Name
1Window Switch - Passenger
2Door Lock Switch - Passenger
3Heated Seat Switch - Passenger
4Passenger Door
5Speaker - RF Door

Scheme 15

Scheme 15
CalloutComponent Name
1RSA Controller
2Heated Seat Switch - RR (w/KA7)
3Accessory Power Outlet - RR
4Accessory Power Outlet - LR
5Heated Seat Switch - LR (w/KA7)

Driver Door Module (DDM) Terminal Identification - C5 (Memory/Heated Seat Switch w/KA7) Connector Part Information 6383393-4 12-Way F AMP 0.64 mm Unsealed (GN) Pin Wire Color Circuit No. Function 1 WH/BK - Medium Heat Indicator Control w/KA7 2 YE - Low Heat Indicator Control w/KA7 3 GY - Back Only Select w/KA7 4 L-BU - Memory/Heated Seat Backlight w/KA7 5 PK - Memory 2 Switch Signal w/KA7 6 - - Not Used 7 D-GN - High Heat Indicator Control w/KA7 8 BK - Back Only Indicator w/KA7 9 D-BU - Back and Cushion Select w/KA7 10 RD - Memory 1 Switch Signal 11 BN - Memory/Heated Switch Supply Voltage w/KA7 12 - - Not Used

Front Passenger Door Module (FPDM) Terminal Identification - C5 (Heated Seat Switch w/KA7) Connector Part Information 6383393-4 12-Way F AMP 0.64 mm Unsealed (GN) Pin Wire Color Circuit No. Function 1 YE - Low Heat Indicator Control w/KA7 2 D-GN - High Heat Indicator Control w/KA7 3 D-BU - Back Only Select w/KA7 4 GY - Back and Cushion Select w/KA7 5 - - Not Used 6 BN - Memory/Heated Seat Switch Supply Voltage w/KA7 7 BK - Back Only Indicator Control w/KA7 8 WH/BK - Medium Heat Indicator Control w/KA7 9-11 - - Not Used 12 L-BU - Heated Seat Switch Backlight w/KA7

Heated Seat Control Module Terminal Identification - LR (w/KA7) Connector Part Information 15339007 9-Way F Metri-Pack 280,630 Series (BN) Pin Wire Color Circuit No. Function A RD/WH 2075 Heated Seat Cushion Element Control w/KA7 B BN 1637 Left Rear Heated Seat Switch Signal w/KA7 C BN 541 Ignition 3 Voltage w/KA7 D OG 4540 Battery Positive Voltage w/KA7 E YE 2079 Heated Seat Cushion Temperature Sensor Signal w/KA7 F BK 1150 Ground w/KA7 G BK/WH 1638 Left Rear Heated Seat High Temperature Indicator Control w/KA7 H PK 1631 Left Rear Heated Seat Low Temperature Indicator Control w/KA7 J BK 2080 Low Reference w/KA7

Heated Seat Control Module Terminal Identification - RR (w/KA7) Connector Part Information 15339007 9-Way F Metri-Pack 280,630 Series (BN) Pin Wire Color Circuit No. Function A RD/WH 2075 Heated Seat Cushion Element Control w/KA7 B BN/WH 1634 Right Rear Heated Seat Switch Signal w/KA7 C BN 541 Ignition 3 Voltage w/KA7 D OG 4540 Battery Positive Voltage w/KA7 E YE 2079 Heated Seat Cushion Temperature Sensor Signal w/KA7 F BK 1250 Ground w/KA7 G BK/WH 1635 Right Rear Heated Seat High Temperature Indicator Control w/KA7 H PK 1636 Right Rear Heated Seat Low Temperature Indicator Control w/KA7 J BK 2080 Low Reference w/KA7

Heated Seat Element Terminal Identification - Driver Cushion (w/KA7) Connector Part Information 12064778 2-Way M Metri-Pack 150 Series (L-GN) Pin Wire Color Circuit No. Function A BN 2077 Heated Seat Cushion Element Supply Voltage w/KA7 B BK 2078 Heated Seat Cushion Element Control w/KA7

Heated Seat Element Terminal Identification - Passenger Cushion (w/KA7) Connector Part Information 12064778 2-Way M Metri-Pack 150 Series (L-GN) Pin Wire Color Circuit No. Function A BN 2479 Passenger Heated Seat Element Supply Voltage w/KA7 B BK 2480 Heated Seat Cushion Element Control w/KA7

Heated Seat Element Terminal Identification - LR/RR (w/KA7) Connector Part Information 12047786 4-Way F Metri-Pack 150 Series (M-GY) Pin Wire Color Circuit No. Function A RD/WH 2075 Heated Seat Cushion Element Control-w/KA7 B BK 1150 Ground-w/KA7 C YE 2079 Heated Seat Cushion Temperature Signal-w/KA7 D BK 2080 Low Reference-w/KA7

Heated Seat Terminal Identification Switch - LR w/KA7 Connector Part Information 12124997 5-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A PK 1631 Left Rear Heated Seat Low Indicator Control w/KA7 B BK/WH 1638 Left Rear Heated Seat High Indicator Control w/KA7 C BN 1637 Left Rear Heated Seat Switch Signal w/KA7 D BN/WH 230 Instrument Panel Lamps Dimming Control E BK 1050 Ground

Heated Seat Terminal Identification Switch - RR w/KA7 Connector Part Information 12124997 5-Way F Metri-Pack 150 Series (BK) Pin Wire Color Circuit No. Function A PK 1636 Right Rear Heated Seat Low Indicator Control w/KA7 B BK/WH 1635 Right Rear Heated Seat High Indicator Control w/KA7 C BN 1634 Right Rear Heated Seat Switch Signal w/KA7 D BN/WH 230 Instrument Panel Lamps Dimming Control E BK 1050 Ground

Memory Seat Module Terminal Identification - Driver - C1 Connector Part Information 7283-5560-40 8-Way F Yazaki 2.8 mm Unsealed (L-GY) Pin Wire Color Circuit No. Function 1 L-GN 276 Driver Seat Recline Motor Forward Control 2 L-BU 277 Driver Seat Recline Motor Rearward Control 3 TN 285 Driver Seat Horizontal Motor Forward Control 4 L-GN 284 Driver Seat Horizontal Motor Rearward Control 5 L-BU 283 Driver Seat Rear Vertical Motor Down Control 6 YE 282 Driver Seat Rear Vertical Motor Up Control 7 D-BU 287 Driver Seat Front Vertical Motor Down Control 8 D-GN 286 Driver Seat Front Vertical Motor Up Control

Memory Seat Module Terminal Identification - Driver - C2 Connector Part Information 7283-5625-40 13-Way F Yazaki Hybrid Unsealed (L-GY) Pin Wire Color Circuit No. Function 1 OG 1440 Battery Positive Voltage 2-3 - - Not Used 4 D-BU 611 Driver Seat Lumbar Motor Forward Control 5 PK 610 Driver Seat Lumbar Motor Rearward Control 6 - - Not Used 7 BK 1150 Ground 8 - - Not Used 9 YE 1257 Driver Seat Torso Bolster In Control 10 PU 1258 Driver Seat Torso Bolster Out Control 11-13 - - Not Used

Memory Seat Module Terminal Identification - Driver - C3 Connector Part Information 174516-2 26-Way F AMP Hybrid (BK) Pin Wire Color Circuit No. Function 1 RD/WH 2077 Heated Seat Cushion Element Supply Voltage-w/KA7 2-3 - - Not Used 4 TN 2408 Driver Seat Lumbar Motor Rearward Control 5 GY/RD 5702 Driver Seat Torso Bolster Out Switch Signal 6 D-GN/WH 1270 Power Seat Recline Rearward Switch Signal 7 - - Not Used 8 L-GN 1523 Power Seat Horizontal Rearward Switch Signal 9 L-BU 1521 Power Seat Rear Vertical Down Switch Signal 10 D-BU 1520 Power Seat Front Vertical Down Switch Signal 11 - - Not Used 12 WH 5287 Voltage Reference 13 WH 570B Driver Seat Recline Motor Position Sensor Voltage Reference 14 BN 2432 Driver Heated Seat Back Element Supply Voltage - w/KA7 15-16 - - Not Used 17 YE 2407 Driver Seat Lumbar Motor Forward Switch Signal 18 WH/RD 5701 Driver Seat Torso Bolster In Switch Signal 19 GY/BK 1269 Power Seat Recline Forward Switch Signal 20 - - Not Used 21 TN/BK 1522 Power Seat Horizontal Forward Switch Signal 22 YE/BK 1519 Power Seat Rear Vertical Up Switch Signal 23 D-GN 1518 Power Seat Front Vertical Up Switch Signal 24 OG 1540 Switch Voltage Supply 25 BN/WH 5288 Low Reference 26 BK 570A Low Reference

Memory Seat Module Terminal Identification - Driver - C4 Connector Part Information 174515-6 22-Way F AMP Hybrid (GY) Pin Wire Color Circuit No. Function 1 L-BU 2433 Passenger Heated Seat Back Element Control-w/KA7 2 PK/BK 2480 Heated Seat Cushion Element Control-w/KA7 3 BN/WH 557 Front Vertical Seat Motor Position Sensor Signal 4 D-GN 569 Horizontal Seat Motor Position Sensor Signal 5 YE/BK 1063 Driver Seat Lumbar Horizontal Position Sensor Signal 6 PU 5700 Driver Seat Torso Bolster Position Sensor Signal 7 - - Not Used 8 D-BU 2425 Driver Heated Seat Back Temperature Sensor Signal-w/KA7 9 BN/WH 1048 SCM (Seat) Class 2 Serial Data 10 - - Not Used 11 D-BU 2479 Passenger Heated Seat Element Supply Voltage-w/KA7 12 PU 2424 Driver Heated Seat Back Element Control-w/KA7 13 L-GN 2078 Heated Seat Cushion Element Control-w/KA7 14 TN 568 Rear Vertical Seat Motor Position Sensor Signal 15 - - Not Used 16 WH/BK 570 Driver Seat Recline Motor Position Sensor Signal 17-18 - - Not Used 19 D-BU/WH 2434 Passenger Heated Seat Cushion Temperature Sensor Signal-w/KA7 20-21 - - Not Used 22 D-BU 2479 Passenger Heated Seat Element Supply Voltage-w/KA7

Seat Adjuster Terminal Identification Switch - Driver Connector Part Information 15326110 12-Way F GT 280 Series (BK) Pin Wire Color Circuit No. Function A D-GN/WH 1270 Power Seat Recline Rearward Switch Signal B GY/BK 1269 Power Seat Recline Forward Switch Signal C - - Not Used D L-GN 1523 Power Seat Horizontal Rearward Switch Signal E TN 1522 Power Seat Horizontal Forward Switch Signal F OG 1540 Switch Voltage Supply-Memory Seat Module OG 1540 Switch Voltage Supply-Lumbar Switch G-H - - Not Used J L-BU 1521 Power Seat Rear Vertical Down Switch Signal K YE/BK 1519 Power Seat Rear Vertical Up Switch Signal L D-BU 1520 Power Seat Front Vertical Down Switch Signal M D-GN 1518 Power Seat Front Vertical Up Switch Signal

Seat Adjuster Terminal Identification Switch - Front Passenger Connector Part Information 15326110 12-Way F GT 280 Series (BK) Pin Wire Color Circuit No. Function A OG 1440 Battery Positive Voltage B L-GN 290 Passenger Seat Horizontal Motor Rearward Control C TN 296 Passenger Seat Horizontal Motor Forward Control D BK 1250 Ground E D-BU 77 Passenger Seat Recline Motor Rearward F D-GN 76 Passenger Seat Recline Motor Forward G D-BU 298 Passenger Seat Front Vertical Motor Down Control H D-GN 297 Passenger Seat Front Vertical Motor Up Control J L-BU 289 Passenger Seat Rear Vertical Motor Down Control K YE 288 Passenger Seat Rear Vertical Motor Up Control L-M - - Not Used

Seat Bolster/Lumbar Terminal Identification Switch - Driver Connector Part Information 12052854 7-Way F GT 280 Series (BK) Pin Wire Color Circuit No. Function A OG 1540 Battery Positive Voltage B WH/RD 5701 Driver Seat Torso Bolster In Switch Signal C-D - - Not Used E TN 2408 Driver Seat Lumbar Motor Rearward Switch Signal F YE 2407 Driver Seat Lumbar Motor Forward Switch Signal G GY/RD 5702 Driver Seat Torso Bolster Out Switch Signal

Seat Bolster/Lumbar Terminal Identification Switch - Front Passenger Connector Part Information 12052854 7-Way F Metri-Pack 280 Series (BK) Pin Wire Color Circuit No. Function A OG 1440 Battery Positive Voltage B D-BU 2462 Passenger Seat Bolster Motor Forward Control C BK 1250 Ground D - - Not Used E D-BU 211 Passenger Seat Lumbar Motor Forward Control F WH 210 Passenger Seat Lumbar Motor Rearward Control G L-BU 2427 Passenger Seat Bolster Motor Rearward Control

Seat Bolster Motor/Position Sensor Terminal Identification - Driver Connector Part Information 15-97-5061 6-Way F MOLEX (BK) Pin Wire Color Circuit No. Function 1 PK/BK 1257 Driver Seat Torso Bolster In Control 2 - - Not Used 3 TN/WH 1258 Driver Seat Torso Bolster Out Control 4 D-BU/WH 5288 Low Reference 5 PU/WH 5700 Driver Seat Torso Bolster Position Sensor Signal 6 BN 5287 Voltage Reference

Seat Lumbar Motor/Position Sensor Terminal Identification - Driver Connector Part Information 15-97-5061 6-Way F MOLEX (BK) Pin Wire Color Circuit No. Function 1 PU/WH 611 Driver Seat Lumbar Motor Forward Control 2 - - Not Used 3 D-BU/WH 610 Driver Seat Lumbar Motor Rearward Control 4 D-BU/WH 5288 Low Reference 5 L-BU 1063 Driver Seat Lumbar Horizontal Position Sensor Signal 6 BN 5287 Voltage Reference

Seat Front Vertical Position Sensor Terminal Identification - Driver Connector Part Information 104257-2 3-Way F AMP (BK) Pin Wire Color Circuit No. Function A RD 5287 Voltage Reference B D-BU 557 Front Vertical Seat Motor Position Sensor Signal C BK 5288 Low Reference

Seat Horizontal Position Sensor Terminal Identification - Driver Connector Part Information 104257-2 3-Way F AMP (BK) Pin Wire Color Circuit No. Function A RD 5287 Voltage Reference B D-BU 569 Horizontal Seat Motor Position Sensor Signal C BK 5288 Low Reference

Seat Rear Vertical Position Sensor Terminal Identification - Driver Connector Part Information 104257-2 3-Way F AMP (BK) Pin Wire Color Circuit No. Function A RD 5287 Voltage Reference B D-BU 568 Rear Vertical Seat Motor Position Sensor Signal C BK 5288 Low Reference

Seat Recline Position Sensor Terminal Identification - Driver Connector Part Information 12059583 3-Way F Metri-Pack 280 Series (BK) Pin Wire Color Circuit No. Function A - - Blocked Cavity B BK 570C Low Reference C BK/WH 570 Driver Seat Recline Position Sensor Signal D WH/BK 570B Voltage Reference

Seat Bolster Motor Terminal Identification - Front Passenger Connector Part Information 12052109 2-Way F Metri-Pack 280 Series (BU) Pin Wire Color Circuit No. Function A OG 2462 Passenger Seat Bolster Motor Forward Control B PK 2427 Passenger Seat Bolster Motor Rearward Control

Seat Front Vertical Motor Terminal Identification - Driver Connector Part Information 12020556 2-Way F Metri-Pack 480 Series (BK) Pin Wire Color Circuit No. Function A BK 287 Driver Seat Front Vertical Motor Down Control B RD 286 Driver Seat Front Vertical Motor Up Control

Seat Front Vertical Motor Terminal Identification - Front Passenger Connector Part Information 12020556 2-Way F Metri-Pack 480 Series (BK) Pin Wire Color Circuit No. Function A BK 298 Passenger Seat Front Vertical Motor Down Control B RD 297 Passenger Seat Front Vertical Motor Up Control

Seat Lumbar Motor Terminal Identification - Front Passenger Connector Part Information 12052109 2-Way F Metri-Pack 280 Series (BU) Pin Wire Color Circuit No. Function A D-BU 211 Passenger Seat Lumbar Motor Forward Control B WH 210 Passenger Seat Lumbar Motor Rearward Control

Seat Rear Vertical Motor Terminal Identification - Driver Connector Part Information 12020556 2-Way F Metri-Pack 480 Series (BK) Pin Wire Color Circuit No. Function A BK 283 Driver Seat Front Vertical Motor Down Control B RD 297 Driver Seat Front Vertical Motor Up Control

Seat Rear Vertical Motor Terminal Identification - Front Passenger Connector Part Information 12020556 2-Way F Metri-Pack 480 Series (BK) Pin Wire Color Circuit No. Function A BK 289 Passenger Seat Rear Vertical Motor Down Control B RD 288 Passenger Seat Rear Vertical Motor Up Control

Seat Recline Motor Terminal Identification - Driver Connector Part Information 12129082 2-Way F Metri-Pack 480 Series (M-GY) Pin Wire Color Circuit No. Function A L-BU 277 Driver Seat Recline Motor Rearward Control B L-GN 276 Driver Seat Recline Motor Forward Control

Seat Recline Motor Terminal Identification - Front Passenger Connector Part Information 12129082 2-Way F Metri-Pack 480 Series (M-GY) Pin Wire Color Circuit No. Function A D-BU 77 Passenger Seat Recline Motor Rearward B D-GN 76 Passenger Seat Recline Motor Forward