32 Lighting Conversions
R
E
L
A
Y
B
O
X
85
J7 P6
30
87
WHITE
WHITE
85
BLUE
BLACK
RED
30
J7
P7
BROWN
COMMON
HIGH BEAM
LOW BEAM
UP
LIGHTS
GROUND
LEFT
RIGHT
DOWN
86
86
87
BLACK
RED
P5
4
5
6
1
J5
BLACK
YELLOW
7
4
RED
BLUE
GREEN
5
6
2
1
+12V
3
J2
ORANGE
3
P2
PURPLE
ORANGE
YELLOW
ORANGE
HIGH
PASS SIDE
VEHICLE
WIRING
COMMON
COMMON
LOW
BLACK
HEADLIGHT ADAPTERS
B
WHITE
BLACK
A
GRAY
A
B
RED
YELLOW
GROUND SWITCHING
CONVERTERS
YELLOW
ORANGE
PURPLE
ORANGE
DRIVER SIDE
VEHICLE
WIRING
LOW
COMMON
HIGH
COMMON
WHITE
GRAY
B
B
A
ORANGE
BLACK
A
VEHICLE
GROUND
7
2
DWG NO. 4085A
GM QUAD KIT SCHEMATIC 25010616
99 GM QUAD, P/N 25010616
This kit is used for 99 and newer, NEW STYLE, Chevy/GMC trucks. The kit consists of a Ground
Switching Converter and the lighting adapters necessary for the conversion. The following is a sche-
matic of the conversion showing how it is connected with the System Schematic.
HIN
IK
ER
PO
WE
R
FLO
AT
UP
DO
WN
PLO
W
TRU
CK
ON
OFF
LIG
HTS
PO
WER
GROUND
SWITCHED
12 V DC
@ 10 AMPS
RED
BLA
CK
ORA
NG
E
TO
M
OT
OR
SO
LE
NO
ID
CAB
FIRE
WA
LL
P2
7 PIN
R
P
GREEN
VEHICLE
HEADLIGHTS
BR
OW
N
YE
LLO
W
HEADLIGHTS
VEHICLE
TO
VE
HIC
LE
GR
OU
ND
REL
AY
REL
AY
R
R
P
P
GR
OU
ND
SW
ITC
HIN
G
CO
NV
ER
TE
R
P7
P
R
BLACK
R
P
P5
R
P
P6
R
R
P
P
YELLOW
LIG
HT
AD
AP
TE
RS
4 P
LA
CE
S
SNOWPLOW
LIGHT
PLO
W
UN
DER
HO
OD
P1
10 PIN
P
R
SNOWPLOW
LIGHT
P
P
P
R
P3
PA
RK
LI
GH
T
RIG
HT
TU
RN
LI
GH
T
PA
RK
LI
GH
T
LE
FT
TU
RN
LI
GH
T
INLINE SPLICE
3 PLACES
P4
P
R
P
P
RELAY
RELAY
FUSE
REMOVED FROM
VEHICLE WIRING
HEADLIGHTS
VEHICLE WIRING
HEADLIGHTS
REMOVED FROM
CURB SIDE
DRIVERS SIDE
The following is a pictorial representation of the 99 GM Quad kit and how it is connected.
DWG NO. 3595A
99 GM QUAD PICTORIAL