Hummer H1 (2006+). Manual - part 405

12-296

Electrical System

______________________________________________________

IGNITION RELAY RY-1

Cavity

CKT. No

Color & Ga.

Relay

MINI- FUSE /

RELAY BLOCK

➂

B5

687 A

12 GY

FB

C7

59 H
59 A

18 BK
18 BK

B7

37 C

10 RD

C6

–

–

C5

687 B

10 LG

WIPER RELAY RY-2

MINI- FUSE /

RELAY BLOCK

➂

Cavity

CKT. No

Color & Ga.

Relay

B1

945 A

16 BR

FB

C3

59 A
59 B

18 BK
18 BK

B3

27 A

14 OR

C2

28 A

14 DB

C1

65 C

14 YL

 RELAY RY-3

MINI- FUSE /

RELAY BLOCK

➃

Cavity

CKT. No

Color & Ga.

Relay

F1

G3

59 B
59 C

18 BK
18 BK

F3

G2
G1

POWER WINDOW RELAY RY-4

MINI- FUSE /

RELAY BLOCK

➃

Cavity

CKT. No

Color & Ga.

Relay

F5

296 A

16 DG

FB

G7

59 C
59 D

18 BK
18 BK

F7

175 A

12 LB

G6

–

–

G5

171 A

12 RD

MIRROR CUT-OUT RELAY RY-5

MICRO

RELAY BLOCK

➄

Cavity

CKT. No

Color & Ga.

Relay

J7

580 E

18 BR

FA

K9

59 D

59 E

18 BK
18 BK

J9

–

–

J8

400 C
400 B

18 LG
18 LG

K7

407 A

18 PK

AUX COOLANT PUMP RELAY RY-3

Cavity

CKT. No

Color & Ga.

Relay

J4

419C

18 BR

FA

MICRO

RELAY BLOCK

J6

418A

18 OR

➄

K4

416A

18 PK

K6

59CA

18 BK

Interlock RELAY RY-4

Cavity

CKT. No

Color & Ga.

Relay

M9

1070A

18 BR

FA

MICRO

RELAY BLOCK

M8

520A

18 WH

➄

L9

1073B

18 RD

L7

1073C

18 RD

_____________________________________________________

 Electrical System  12-297

J1

24A/24B

18 RD

FA

MICRO

RELAY BLOCK

J3

242A

16 PK

➄

K1

24B

18 RD

K3

59CC

18 BK

TURN / HAZARD FLASHER RELAY RY-6

➅

Cavity

CKT. No

Color & Ga.

Relay

1

44 A

14 LB

EM

2

8 A

14 PP

3

383 A

14 YL

4

385 A

14 TN

5

59 G

14 BK

CTI BUZZER RELAY RY-7

➆

Cavity

CKT. No

Color & Ga.

Relay

1

59 E
59 F

18 BK
18 BK

NOT

INSTALLED

2

DIODE

428 A

20 PK

3

–

–

4

–

–

5

DIODE

428 B

16 PK

 EXTERIOR MINI FUSE BLOCK

Buss

Cavity

CKT. No.

Color & Ga.

Fuse

B1

1A

–

–

(FOR DIODE USE ONLY)

-1A-

2A

–

–

3A

-2A-

4A

37M

10 YL

5A

738A

10 RD

30 AMP

-3A-

6A

(BUSS B1)

–

1B

–

–

(FOR DIODE USE ONLY)

-1B-

2B

–

–

B2

3B

1037A

16 RD

10 AMP

-2B-

4B

37N

10 YL

5B

737A

10 OR

30 AMP

-3B

6B

(BUSS B2)

I1

1C

514A

14 PK

15 AMP

-1C-

2C

(BUSS I1)

–

3C

290A

16 PK

20 AMP

-2C-

4C

390A

10 OR

5C

1042A

12 PK

25 AMP

-3C-

6C

(BUSS I1)

–

I2

1D

243A

16 PK

10 AMP

-1D-

2D

(BUSS I2)

–

3D

291A

14 RD

20 AMP

-2D-

4D

16A

12 LG

5D

239A

14 PK

20 AMP

-3D-

6D

(BUSS I2)

–

IGNITION RELAY RY-1

Cavity

CKT. No

Color & Ga.

Relay

1E

7B

18 OR

D (HORN RELAY)

-1E-

2E

–

–

3E

7A/7B

14 OR/18 OR

-

-2E-

4E

400A 

18  LG

5E

–

–

D (A/C CLUTCH RELAY)

-3E-

6E

400A/400B

14 LG/18 LG

1F

6A

16 WH

-

-1F-

2F

–

–

3F

1A

18 DB

-

-2F-

4F

348A

16 BR

5F

–

–

–

6F

410A

20 LG

-3F-

 EXTERIOR MAXI FUSE BLOCK

Buss

Cavity

CKT. No.

Color & Ga

Fuse or Circuit Breaker

BUSS

BAR

8W

37F

10 YL

(40 AMP FUSE)

-IM-

8X

BUSS

–

7W

38A

14 RD

(20 AMP CD)

-2M-

7X

BUSS

–

6W

195A

12 YL

(30 AMP CB)

6X

BUSS

–

-3M-

5W

688A

12 RD

(30 AMP CB)

-4M-

5X

BUSS

–

4W

175A

12 LB

(30 AMP CB)

-5M-

4X

BUSS

–

3W

436A

12 YL

(30 AMP FUSE)

-6M-

3X

BUSS

–

2W

604A

10 PK

(40 AMP FUSE)

-7M-

2X

BUSS

–

1W

37 D/37 E

12  YL/12  YL

(40 AMP FUSE)

-8M-

1X

BUSS

–

M8

BUSS

2Y

–

–

(30 AMP FUSE)

SPARE STUD A

-(9M)-

2Z

M8 BUSS

–

1Y

–

–

(30 AMP FUSE)

SPARE STUD B

-(10M)-

1Z

M8 BUSS

–

Q1

37M

10 YL

(TO MINI FUSE BUSS B1)

Q2

37N

10 YL

(TO MINI FUSE BUSS B2)

 EXTERIOR MINI FUSE BLOCK (Cont’d)

Buss

Cavity

CKT. No.

Color & Ga.

Fuse

_____________________________________________________

 Electrical System  12-299

 EXTERIOR FUSE BOX RELAYS  (Figure 12-161)

RELAY R-6

Cavity

CKT. No

Color & Ga.

Relay

ABS VALVE

RELAY

1

991A

18 LB

E

2

59G

16 BK

3

575A

12 OR

4

–

–

5

990A

12 PK

RELAY R-5

ABS WARNING

RELAY

Cavity

CKT. No

Color & Ga.

Relay

1

990B

16 PK

D

2

59B
59C

16 BK
16 BK

3

603A

18 RD

4

59A
59B

16 BK
16 BK

5

–

–

RELAY R-4

HEATED

WINDSHIELD

RELAY

Cavity

CKT. No

Color & Ga.

Relay

1

580A
580B

18 BR
18 BR

E

2

59F

59G

16 BK
16 BK

3

738A

10 RD

4

–

–

5

740A

12YL

RELAY R-3

TRANSMISSION

RELAY

Cavity

CKT. No

Color & Ga.

Relay

1

1058B

18 BK

D

2

605C

18 PP

3

1012A

18 PK

4
5

1058C

18 BK

RELAY R-2

HEATED

WINDSHIELD

RELAY

Cavity

CKT. No

Color & Ga.

Relay

1

580A

18 BR

E

2

59F
59E

16 BK
16 BK

3

737 B

10 OR

4

–

–

5

739A

12PP

RELAY R-1

CTIS

COMPRESSOR

RELAY

Cavity

CKT. No

Color & Ga.

Relay

1

46A

16 WH

E

2

59C

16 BK

3

436 A

12 YL

4

–

–

5

437A

12 DG