For 1990-2009 cars

Connector 1: | Splice Pack SP201
Connector 2: | Splice Pack SP300
Connector 3: | Splice Pack SP303

### Splice Pack SP201

#### Connector Part Information

- OEM: 13536290
- Service: See Catalog
- Description: 33-Way F (NA) Indexing May Vary

#### Splice Pack SP201

Pin | Wire | Circuit | Function
--- | --- | --- | ---
1 | BK/WH | 351 | Ground
2 | -- | -- | Not Used
3 | BK/WH | 351 | Ground
4 | BK/WH | 351 | Ground
5 | BK/WH | 351 | Ground
6-7 | -- | -- | Not Used
8 | PK | 3 | Run/Crank Ignition 1 Voltage
9 | -- | -- | Not Used
10 | PK | 3 | Run/Crank Ignition 1 Voltage
11 | PK | 3 | Run/Crank Ignition 1 Voltage
12 | D-GN | 5060 | Low Speed GMLAN Serial Data
13 | D-GN | 5060 | Low Speed GMLAN Serial Data
14 | D-GN | 5060 | Low Speed GMLAN Serial Data
15 | D-GN | 5060 | Low Speed GMLAN Serial Data
16 | D-GN | 5060 | Low Speed GMLAN Serial Data
17-22 | -- | -- | Not Used
23 | YE | 1491 | Backlight Lamps Control
24 | YE | 1491 | Backlight Lamps Control
25 | YE | 1491 | Backlight Lamps Control
26 | YE | 1491 | Backlight Lamps Control
27 | YE | 1491 | Backlight Lamps Control
28-29 | -- | -- | Not Used
30 | YE | 5727 | High Speed GMLAN Serial Data Wake Up
31 | YE | 5727 | High Speed GMLAN Serial Data Wake Up
32 | YE | 5727 | High Speed GMLAN Serial Data Wake Up
33 | YE | 5727 | High Speed GMLAN Serial Data Wake Up (UE1, K59, TT7/TT8)

### Splice Pack SP300

#### Connector Part Information

- OEM: 13536290
- Service: See Catalog
- Description: 33-Way F (NA) Indexing May Vary

#### Splice Pack SP300

Pin | Wire | Circuit | Function
--- | --- | --- | ---
1 | D-GN | 5060 | Low Speed GMLAN Serial Data
2 | D-GN | 5060 | Low Speed GMLAN Serial Data
3 | D-GN | 5060 | Low Speed GMLAN Serial Data
4 | D-GN | 5060 | Low Speed GMLAN Serial Data
5 | D-GN | 5060 | Low Speed GMLAN Serial Data
6 | D-GN | 5060 | Low Speed GMLAN Serial Data
7 | -- | -- | Not Used
8 | D-BU/WH | 149 | Courtesy Lamp Supply Voltage
9 | D-BU/WH | 149 | Courtesy Lamp Supply Voltage
10 | D-BU/WH | 149 | Courtesy Lamp Supply Voltage
11 | D-BU/WH | 149 | Courtesy Lamp Supply Voltage
12 | D-BU/WH | 149 | Courtesy Lamp Supply Voltage
13 | D-BU/WH | 149 | Courtesy Lamp Supply Voltage
14 | D-BU/WH | 149 | Courtesy Lamp Supply Voltage
15 | D-BU/WH | 149 | Courtesy Lamp Supply Voltage
16 | D-BU/WH | 149 | Courtesy Lamp Supply Voltage
17 | D-BU/WH | 149 | Courtesy Lamp Supply Voltage
18 | -- | -- | Not Used
19 | YE | 1491 | Backlight Lamps Control
20 | -- | -- | Not Used
21 | YE | 1491 | Backlight Lamp Control (CF5)
22 | YE | 1491 | Backlight Lamps Control
23 | D-GN | 5060 | Low Speed GMLAN Serial Data
24 | D-GN | 5060 | Low Speed GMLAN Serial Data (U2K)
25 | D-GN | 5060 | Low Speed GMLAN Serial Data
26 | D-GN | 5060 | Low Speed GMLAN Serial Data
27 | D-GN | 5060 | Low Speed GMLAN Serial Data
27 | D-GN | 5060 | Low Speed GMLAN Serial Data
28 | D-GN | 5060 | Low Speed GMLAN Serial Data
29 | -- | -- | Not Used
30 | OG | 300 | Run Ignition 3 Voltage
31 | OG | 300 | Run Ignition 3 Voltage
32 | OG | 300 | Run Ignition 3 Voltage
33 | -- | -- | Not Used

### Splice Pack SP303

#### Connector Part Information

- OEM: 13536618
- Service: N/A
- Description: 18-Way F (NA)

#### Splice Pack SP303

Pin | Wire | Circuit | Function
--- | --- | --- | ---
1 | PK | 5017 | Driver Seat Belt Switch Low Reference
2 | PK | 5017 | Driver Seat Belt Switch Low Reference
3 | GY | 157 | Interior Lamp Control
4 | GY | 157 | Interior Lamp Control
5 | -- | -- | Not Used
6 | D-GN | 5060 | Low Speed GMLAN Serial Data
7 | GY | 157 | Interior Lamp Control
8 | GY | 157 | Interior Lamp Control
9 | -- | -- | Not Used
10 | PK | 5017 | Driver Seat Belt Switch Low Reference
11 | PK | 5017 | Driver Seat Belt Switch Low Reference
12 | GY | 157 | Interior Lamp Control
13-14 | -- | -- | Not Used
15 | D-GN | 5060 | Low Speed GMLAN Serial Data
16 | D-GN | 5060 | Low Speed GMLAN Serial Data
17 | GY | 157 | Interior Lamp Control
18 | GY | 157 | Interior Lamp Control