GM Service Manual Online
For 1990-2009 cars only
Table 1: Liftgate Latch Assembly C1
Table 2: Liftgate Latch Assembly C2
Table 3: Liftgate Module (LGM) C1
Table 4: Liftgate Module (LGM) C2
Table 5: Liftgate Module (LGM) C3
Table 6: Liftglass Ajar Switch

Liftgate Latch Assembly C1


Object Number: 684948  Size: CH

Connector Part Information

    • 15354716
    • 4-Way F GT 150 Series, Sealed 3.2 x 4.0 (BK)

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

PK/BK

1303

Liftgate Ajar Switch Signal

C

D-GN

5512

Liftgate Open Switch Signal

D

D-BU

2201

Liftgate Ajar Switch Low Reference

Liftgate Latch Assembly C2


Object Number: 68721  Size: CH

Connector Part Information

    • 15300027
    • 2-Way F Metri-Pack 280 Series, Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

TN

294

Door Lock Actuator Unlock Control

B

GY

295

Door Lock Actuator Lock Control

Liftgate Module (LGM) C1


Object Number: 62450  Size: CH

Connector Part Information

    • 12052856
    • 4-Way F Metri-Pack 280 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

OG

3640

Battery Positive Voltage

B

PU

293

Rear Defog Element Supply Voltage

C

OG

2740

Battery Positive Voltage

D

BK

1550

Ground

Liftgate Module (LGM) C2


Object Number: 280793  Size: CH

Connector Part Information

    • 12052444
    • 8-Way F Micro-Pack 100 Series (BK)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

L-BU

2288

Class 2 Serial Data

3

D-GN

2269

Rear Window Motor Speed Signal (CD6)

4-5

--

--

Not Used

6

TN

294

Door Lock Actuator Unlock Control

7

--

--

Not Used

8

GY

295

Door Lock Actuator Lock Control

Liftgate Module (LGM) C3


Object Number: 62467  Size: CH

Connector Part Information

    • 12066130
    • 9-Way F Micro-Pack 100 Series (WH)

Pin

Wire Color

Circuit No.

Function

7

--

--

Not Used

8

D-GN

5512

Liftgate Open Switch Signal

9

L-BU

2200

Liftglass Ajar Switch Low Reference

10

PU

2279

Liftglass Ajar Switch Signal

11

D-BU

2201

Liftgate Ajar Switch Low Reference

12

PK/BK

1303

Liftgate Ajar Switch Signal

13-15

--

--

Not Used

Liftglass Ajar Switch


Object Number: 1538760  Size: CH

Connector Part Information

    • 15449028
    • 2-Way F GT 150 Series, Sealed (BK)

Pin

Wire Color

Circuit No.

Function

A

PU

2279

Liftglass Ajar Switch Signal

B

L-BU

2200

Liftglass Ajar Switch Low Reference