GM Service Manual Online
For 1990-2009 cars only
Table 1: Body Control Module (BCM) C1
Table 2: Body Control Module (BCM) C2

Body Control Module (BCM) C1


Object Number: 73155  Size: CH

Connector Part Information

    • 12089287
    • 8-Way F Metri-Pack 280 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

TAN

694

Driver door unlock output

B

TAN

294

Door unlock output

C

GRY

295

Door lock output

D

BLK

1550

Ground

E

DK BLU

1393

Protected B+ output courtesy lights

F

GRY/BLK

690

Courtesy lights control output (GND)

G

ORN

240

B+ feed for courtesy lights/BCM

H

ORN

1540

B+ feed for door locks/BCM

Body Control Module (BCM) C2


Object Number: 73157  Size: CH

Connector Part Information

    • 12110207
    • 32-Way F Micro-Pack 100 Series (BLU)

Pin

Wire Color

Circuit No.

Function

C1

TAN

159

Driver door ajar switch input (GND)

C2

WHT

156

Interior light on request input (GND)

C3

DK BLU

49

Passenger door ajar switch input (GND)

C4

ORN

54

Sliding door ajar input (GND)

C5

ORN/BLK`

781

Key cylinder door unlock input (GND) (RPO UA6)

C6

WHT

194

Door unlock input (GND)

C7

LT BLU

195

Door lock input (GND)

C8

BLK/WHT

1455

RFA link input/output (RPO AU0)

C9

ORN/BLK

1445

BCM program input signal (B+)

C10

--

--

Not Used

C11

RED/BLK

780

Key cylinder door lock input (GND) (RPO UA6)

C12

DK GRN

19

Right turn signal input (B+)

C13

PNK

39

Ignition 1 input signal (B+)

C14

YEL

18

Left turn signal input (B+)

C15

DK GRN

389

Vehicle speed input signal

C16

--

--

Not Used

D1

BLK/WHT

238

Driver seat belt input (GND)

D2

LT GRN

80

Key in ignition switch input (GND)

D3

--

--

Not Used

D4

YEL

43

Accessory input signal (B+)

D5

LT BLU

1872

Park/Head lamps OFF input (B+)

D6

LT GRN

275

Transaxle PARK position input signal (B+)

D7-D9

--

--

Not Used

D10

BLK

28

Horn control output (GND) (RPO UA6)

D11

BRN/WHT

301

Exterior lamps output (GND) (RPO UA6)

D12

DK GRN/WHT

529

Fasten belts indicator control output (B+)

D13

--

--

Not Used

D14

LT GRN

1828

Theft deterrent tamper input (GND) (RPO UA6)

D15

YEL

749

Security indicator lamp control output (GND) (RPO UA6)

D16

--

--

Not Used