Data Link Communications Connectors

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

Data Link Connector (DLC) Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12110250 16-Way F Metri-Pack 150 Series (BK)
Pin	Wire Color	Circuit No.	Function
1	-	-	Not Used
2	PU	1132	DLC Class 2 Serial Data
3	-	-	Not Used
4	BK	2250	Ground
5	BK/WH	751	Ground
6-15	-	-	Not Used
16	OG	640	Battery Positive Voltage

Splice Pack SP205 Connector End View

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12176461 12-Way F Metri-Pack 150 Series (GY)
Pin	Wire Color	Circuit No.	Function
A	PU	1132	DLC Class 2 Serial Data
B	D-GN	1049	PCM Class 2 Serial Data
C	D-GN/WH	1133	ATC Class 2 Serial Data (NP4/NP8)
D	YE	5679	Digital Radio Receiver Class 2 Serial Data
E	L-BU	1122	ABS/TCS Class 2 Serial Data
F	D-BU	1128	SDM Class 2 Serial Data
G	GY	1036	IPC Class 2 Serial Data
H	D-BU/WH	2218	Serial Communications Circuit
J	OG	1044	Radio Class 2 Serial Data
K	GY	2289	Rear HVAC/Audio Class 2 Serial Data
L	WH	1038	HVAC Class 2 Serial Data
M	L-GN	1037	BCM Class 2 Serial Data

Splice Pack SP306 Connector End View (Except XUV)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12191900 6-Way F GT 150 Splice Saver Sealed 4.0 (BK)
Pin	Wire Color	Circuit No.	Function
A	L-GN/BK	1098	VCIM Serial Data (UE1)
B	BN/WH	1048	Memory Seat Module Class 2 Serial Data (AAB)
C	L-BU	2288	LGM Class 2 Serial Data
D	-	-	Not Used
E	D-BU	2272	Amplifier Class 2 Serial Data (UQA w/Class 2 Amp)
F	YE/BK	5485	DVD Class 2 Serial Data (U42)
G-H	-	-	Not Used
J	TN	1047	FPDM Class 2 Serial Data
K	BN	1046	DDM Class 2 Serial Data
L	-	-	Not Used
M	D-BU/WH	2218	Serial Communications Circuit

Splice Pack SP306 Connector End View (XUV)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		12191900 6-Way F GT 150 Splice Saver Sealed 4.0 (BK)
Pin	Wire Color	Circuit No.	Function
A	L-GN/BK	1098	VCIM Serial Data (UE1)
B	L-BU	2288	EGM Class 2 Serial Data
C	BN	1046	DDM Class 2 Serial Data
D	TN	1047	FPDM Class 2 Serial Data
E	D-BU	2272	Amplifier Class 2 Serial Data (UQA w/Class 2 Amp)
F	D-BU/WH	2218	Serial Communications Circuit
G	-	-	Not Used
H	BN/WH	1048	Memory Seat Module Class 2 Serial Data (AAB)
J	PU	5513	Power Roof Module Class 2 Serial Data
K-M	-	-	Not Used