MotoSpec
Source
Specs & Capacities
Torque Specs
DTC / Trouble Codes
Recalls & TSBs
Browse
Pontiac
·
Grand Prix
·
2008 Pontiac Grand Prix
·
Wiring
Wiring diagram
2008 Pontiac Grand Prix — power distribution
Sheets
3
Labels
636
Power distribution
Sheet 1
of 3
Sheet 2
of 3
Sheet 3
of 3
3
4
4
3
2
1
2
1
A
15A
15A
50A
25A
40A
30A
40A
40A
BLK/WHT)
(8 GA-
50A
30
25A
20A
15A
20A
10A
25A
20A
10A
10A
25A
10A
10A
10A
10A
15A
10A
UNDERHOOD FUSE BLOCK
BATTERY
STARTER
GENERATOR
ELECTRONIC
BRAKE
CONTROL
MODULE (EBCM)
BLOWER
MOTOR
CONTROL
MODULE
POWERTRAIN
CONTROL
MODULE
(PCM)
SECONDARY
AIR INJECTION
(AIR) PUMP
RELAY
BODY
CONTROL
MODULE
(BCM)
I/P FUSE
BLOCK
RR
DEFOG
RELAY
OUT SIDE
REAR-
VIEW
MIRROR
SWITCH
BODY
CONTROL
MODULE (BCM)
DRIVER
HEATED
SEAT RELAY
DRIVER
WINDOW
SWITCH
PASSENGER
HEATED
SEAT
RELAY
SUN ROOF
MODULE
PASSENGER
WINDOW
SWITCH
DRIVER
SEAT
LUMBAR
SWITCH
DRIVER
SEAT
ADJUSTER
SWITCH
PK LP
RELAY
DATA LINK
CONNECTOR
(DLC)
INFLATABLE
RESTRAINT
PASSENGER
PRESENCE
SYSTEM
(PPS) MODULE
BODY
CONTROL MODULE
(BCM)
AUDIO
AMPLIFIER
HEAD UP
DISPLAY
(HUD)
INSTRUMENT
PANEL
CLUSTER
(IPC)
HVAC
CONTROL
MODULE
EVAPORATIVE
EMISSION
(EVAP)
CANISTER
VENT SOLENOID
VALVE
VEHICLE
COMMUNICATION
INTERFACE
MODULE (VCIM)
DRIVER
INFORMATION
CENTER
(DIC)
RADIO
REMOTE
CONTROL
DOOR LOCK
RECEIVER
(RCDLR)
DIGITAL
RADIO
RECEIVER
D9
X2
X4
D1
D5
X1
C5
X4
D2
C2
B1
C1
A1
51
X1
20
X1
14
X1
C
13
F10
X1
F5
F3
N3
M3
M1
N1
E2
X2
F2
F1
A5
X1
D12
K3
J3
E5
F9
X2
E9
D10
E12
B
X1
A
6
49
X2
3
6
X1
A
H
G
46
A2
A2
F7
X1
N1
M1
A3
X1
F6
B10
A1
X1
E4
X2
X1
F9
F8
A
A2
16
X1
15
E
X1
X1
B1
1
X1
F5
E6
X1
X2
C5
E8
D8
4
16
50
X1
52
L
8
6
X2
RED
RED
ORG
ORG
ORG
ORG
RED
RED
ORG
RED
RED
RED
RED
RED
RED
RED
RED
RED
YEL
YEL
YEL
ORG
BLK
ORG
ORG
ORG
ORG
ORG
YEL
YEL
YEL
YEL
YEL
ORG
BLK
ORG
ORG
ORG
ORG
ORG
ORG
ORG
ORG
RED
ORG
ORG
ORG
ORG
ORG
ORG
ORG
ORG
ORG
ORG
ORG
ORG
ORG
ORG
ORG
ORG
(W/ ABS)
(W/ EMISSION
SYSTEM-
CALIFORNIA
PZEV)
IF EQUIPPED
W/ DRIVER FRONT
SEAT ADJUSTER
W/O DRIVER
POWER LUMBAR
CONTROL SEAT
W/ DRIVER
POWER LUMBAR
CONTROL SEAT
IF EQUIPPED
(NOT
USED)
(W/ 9 SPEAKER
SYSTEM)
(IF
EQUIPPED)
AUTOMATIC A/C
MANUAL A/C
(IF EQUIPPED)
(W/ DIGITAL AUDIO
SYSTEM S-BAND)
FUSIBLE
LINK
PCM/
ETC
FUSE 16
ABS
SOL
FUSE 19
BATT
MAIN 4
FUSE 30
AIR
PUMP
FUSE 56
ABS
MTR
FUSE 31
BATT
MAIN 3
FUSE 28
BATT
MAIN 2
FUSE 27
BATT
MAIN 1
FUSE 26
WASHER/
RVC
FUSE 6
PWR
SEAT
CIRCUIT
BREAKER
HTD
SEAT
FUSE
PWR WDO
CIRCUIT
BREAKER
DR LK/
TRUNK
FUSE
TURN/
HAZ
FUSE
PWR
MIRS
FUSE
SUN
ROOF
FUSE
RAP
RELAY
PK LAMPS
FUSE
HVAC
FUSE
CANISTER
FUSE
CHMSL/
BKUP
FUSE
INT
LIGHT
FUSE
ONSTAR/
ALDL
FUSE
RFA/
MOD
FUSE
RADIO/
AMP
FUSE
DISPLAYS
FUSE
(MOUNTED TO RIGHT STRUT TOWER)
(BEHIND RIGHT SIDE
OF DASH, IN GLOVE
BOX OPENING)
(DRIVER SEAT
HARNESS, 4.5 CM
FROM BREAKOUT
TO SEAT
LUMBAR SWITCH)
(SUNROOF WIRING
HARNESS, 7.5 CM
FROM SUNROOF
MOTOR)
(IN BODY HARNESS, 5 CM FROM
BREAKOUT TO G302)
J395
J331
(W/ DIGITAL AUDIO SYSTEM S-BAND)
J301
TO
AUX PWR
FUSE 10
(DIAGRAM
2 OF 3)
1
2
2
1
A
C
10A
10A
25A
START
LOCK
RUN
ACC
LOCK
RUN
ACC
START
LOCK
RUN
ACC
START
IGNITION
SWITCH
SIGNAL
10A
10A
10A
VOLTAGE
10A
B
D
C
2A
12 VOLT
ACCESSORY
KEY IN
UNDERHOOD
FUSE BLOCK
CRANK
RELAY
48
BODY
CONTROL
MODULE
POWERTRAIN
CONTROL
MODULE
(PCM)
ELECTRONIC
BRAKE
CONTROL
MODULE
BODY CONTROL MODULE (BCM)
A/C COMP
RELAY
INSIDE AIR
TEMPERATURE
SENSOR
I/P FUSE
BLOCK
INFLATABLE
RESTRAINT
SENSING &
DIAGNOSTIC
MODULE
(SDM)
INFLATABLE
RESTRAINT
PASSENGER
AIR BAG
ON/OFF
INDICATOR
TORQUE
CONVERTER
CLUTCH
(TCC)
SOLENOID
VALVE
1-2 SHIFT
SOLENOID
(SS) VALVE
2-3 SHIFT
SOLENOID
(SS) VALVE
POWERTRAIN
CONTROL
MODULE
(PCM)
TURN SIGNAL/
MULTI-FUNCTION
SWITCH
INFLATABLE
RESTRAINT FRONT
PASSENGER
PRESENCE
SYSTEM (PPS)
MODULE
HVAC
CONTROL
MODULE
AUTOMATIC TRANSAXLE
ELECTRONIC
COMPASS
MODULE
4
B5
2
M4
D1
X1
A8
A7
D9
A9
C8
C7
A11
A12
B3
X2
X1
X2
A5
X1
X1
19
8
X1
3
A
A
C
C
X2
E
D
X1
40
X1
X2
C
B
23
22
B
X1
21
25
A
A
X2
X1
B9
X2
A4
A2
X1
E8
D11
X2
E7
C5
A6
C6
A5
A9
X1
D11
1
B7
X1
B9
A6
X1
E12
D2
X2
E
X100
A7
F9
F12
1
X4
A10
A
A
13
18
X1
24
A
NCA
YEL
YEL
YEL
YEL
PNK
PNK
PNK
PNK
BLK/WHT
PNK
ORG
BLK/
WHT
ORG
ORG
BLK
BLK
BLK
BLK
WHT/
BLK
WHT/
BLK/WHT
LT GRN
BLK/WHT
BRN
PNK
BRN
YEL
WHT/
BLK
PNK
BRN
PNK
PNK
YEL
PNK
PNK
PNK
YEL
RED
BRN
BRN
RED
RED
RED
BRN
BRN
(NOT USED)
(NOT USED)
(W/ ABS)
AUTOMATIC
A/C
W/ TRIP MONITOR
DIGITAL DIRECT
READOUT DISPLAY
AUTOMATIC A/C
MANUAL A/C
IGN 1
RELAY
AUX
PWR
FUSE 10
ABS
FUSE 23
PCM
FUSE 15
REAR
ACCESSORY
POWER OUTLET
FRONT
ACCESSORY
POWER OUTLET
IGNITION
SWITCH
KEY IN
IGNITION
SWITCH
P/TRAIN
RELAY 40
A/C
CLUTCH
FUSE 13
DISPLAY
FUSE 18
SIR
FUSE 9
TRANS
SOL
FUSE 21
CRUISE
SW
FUSE
(MOUNTED TO
RIGHT STRUT
TOWER)
(FRONT FLOOR CONSOLE HARNESS,
5 CM FROM BREAKOUT TO
TRACTION CONTROL SWITCH)
(I/P HARNESS,
17.5 CM FROM
BREAKOUT TO
PASS-THROUGH TO
ENGINE COMPT)
(LOWER RIGHT FRONT
OF ENGINE, ON TRANSAXLE
STUD, NEAR STARTER)
(BEHIND RADIO)
(I/P HARNESS,
4 CM FROM
BREAKOUT TO
REMOTE CONTROL
DOOR LOCK
RECEIVER)
(AT BASE OF
STEERING COLUMN)
(BEHIND
RIGHT
SIDE OF
DASH, IN
GLOVE
BOX
OPENING)
(INSIDE TRANSAXLE
HOUSING, 19 CM
FROM X113)
J238
J101
J231
J200
J201
J211
J115
G113
G200
G202
FROM
WASHER/RVC
FUSE 6
(DIAGRAM
2 OF 3)
TO A/C CLUTCH FUSE 13
(DIAGRAM 2 OF 3)
FROM IGN 1
RELAY
(DIAGRAM
2 OF 3)
TO FAN 2
FUSE 32
(DIAGRAM
3 OF 3)
TO ELEK IGN
FUSE 24
(DIAGRAM
3 OF 3)
15A
15A
B
15A
15A
10A
15A
25A
15A
40A
D
10A
30A
30A
30
85
85
HEATED
OXYGEN
SENSOR
(HO2S) 2
HEATED
OXYGEN
SENSOR
(HO2S) 1
IGNITION
CONTROL
MODULE
(ICM)
THROTTLE
ACTUATOR
CONTROL
(TAC)
MODULE
FUEL
INJECTOR 1
FUEL
INJECTOR 4
FUEL
INJECTOR 6
FUEL
INJECTOR 3
FUEL
INJECTOR 2
FUEL
INJECTOR 5
UNDERHOOD
FUSE BLOCK
FAN 3
RELAY 43
CRANK
RELAY 48
FOG LP
RELAY 36
FAN 2
RELAY 46
FAN 1
RELAY 42
HDM
MODULE 35
HORN
RELAY 39
HI BEAM
RELAY 34
WIPER
RELAY 45
FUEL PP
RELAY 41
INTAKE AIR
TEMPERATURE
(IAT)/MASS
AIR FLOW
(MAF) SENSOR
EVAPORATIVE
EMISSION
(EVAP)
CANISTER
PURGE
SOLENOID
VALVE
SECONDARY
AIR INJECTION
(AIR) VALVE
RELAY
SECONDARY
AIR INJECTION
(AIR) PUMP
RELAY
D11
X1
A11
C11
A7
E
A
A
A
A
D
A
A
18
P
E8
X1
G20
G19
A11
K8
K7
E14
K4
M2
C10
C9
A18
K15
A19
K18
K19
F8
A
B
PNK
PNK
PNK
NCA
NCA
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
PNK
W/ EMISSION SYSTEM-
CALIFORNIA PZEV
FUEL
INJ
FUSE 20
ELEK
IGN
FUSE 24
ETC
FUSE 17
02 SSR
FUSE 14
FOG LPS
FUSE 7
FAN 1
FUSE 29
FUEL PP
FUSE 22
FAN 2
FUSE 32
STARTER
FUSE 33
WIPER/WS
FUSE 5
HORN
FUSE 11
EMISSION
FUSE 12
(FUEL INJECTOR
HARNESS, ON TOP OF
ENGINE, 8 CM FROM
FUEL INJECTOR NO 3)
(MOUNTED TO
RIGHT STRUT
TOWER)
(ENGINE HARNESS, 5 CM
FROM SECONDARY AIR
INJECTION (AIR) PUMP
RELAY BREAKOUT)
J109
J103
FROM
P/TRAIN
RELAY 40
(DIAGRAM
2 OF 3)
FROM
P/TRAIN
RELAY 40
(DIAGRAM
2 OF 3)