GM Service Manual Online
For 1990-2009 cars only

Engine Electrical Components Chevrolet/Oldsmobile

Name

Location

Locator View

Connector End View

Group No.

Battery

LH front corner of engine compartment

--

--

--

Fuse Block

RH side of I/P, in RH front door opening

--

--

--

Generator (VIN M)

Top rear RH side of engine

--

--

--

Generator (VIN X)

Lower rear RH side of engine

--

--

--

Ignition Switch

On lower side of steering column

--

--

--

Instrument Cluster (Chevrolet)

LH side of I/P

--

--

--

Instrument Cluster (Oldsmobile)

LH side of I/P

--

--

--

Powertrain Control Module (PCM)

RH side of engine compartment, forward of strut tower

--

--

--

Starter

Lower front of engine

--

--

--

Theft Deterrent Module

Behind RH side of I/P, above I/P compartment

--

--

--

Theft Deterrent Relay

Behind RH side of I/P, above I/P compartment

--

--

--

Transaxle Range Switch

Left of engine, on transaxle

--

--

--

Underhood (U/H) Electrical Center #2

LH side of engine compartment, forward of strut tower

--

--

--

C100 (36 cavities)

Engine harness to I/P harness, in RH side of dash, behind strut lower

--

--

--

C201 (48 cavities)

I/P harness to steering column harness, mounted behind I/P on RH side of steering column

--

--

--

C213 (4 cavities)

I/P harness to wiper harness, behind I/P, on RH side of brake pedal support

--

--

--

G101

LH side of radiator support

--

--

--

G113

Lower LH front of engine, on transaxle stud

--

--

--

P103

LH rear of engine compartment, near strut tower

--

--

--

S209 (Chevrolet)

I/P harness, behind RH side of driver knee bolster approximately 5 cm (2 in) from C201 breakout

--

--

--

S209 (Oldsmobile)

I/P harness, behind RH side of driver knee bolster approximately 3 cm (1 in) from DLC breakout

--

--

--

S224 (Chevrolet)

I/P harness, at LH side of I/P compartment approximately 4 cm (2 in) from theft deterrent module breakout

--

--

--

S224 (Oldsmobile)

I/P harness, at LH side of I/P compartment approximately 6 cm (2 in) from I/P compartment lamp breakout

--

--

--

Engine Electrical Components Pontiac

Name

Location

Locator View

Connector End View

Group No.

Battery

RH side of engine compartment

--

--

--

Fuse Block

RH side of I/P, in I/P compartment opening

--

--

--

Fusible Links

Front of engine on starter assembly

--

--

--

Generator (VIN K)

Top rear RH side of engine

--

--

--

Generator (VIN 1)

Top rear RH side of engine

--

--

--

Generator (VIN M)

Top rear RH side of the engine

--

--

--

Ignition Switch

Inside steering column

--

--

--

Instrument Cluster Head-Up Display (HUD)

Top of LH side of I/P

--

--

--

Powertrain Control Module (PCM)

LH side of engine compartment, inside air cleaner assembly

--

--

--

Starter Motor

Lower front of engine

--

--

--

Starter Solenoid

Mounted to top of Starter

--

--

--

Transaxle Range Switch

Left of engine, on tranasaxle

--

--

--

Underhood (UH) Electrical Centerq

Rh side of engine compartrment, mounted to strut tower

--

--

--

C103 (3 cavities)

I/P wiring harness to engine wiring harness, LH side of engine compartment near strut tower

--

--

--

C210 (48 cavities)

I/P wiring harness to steering column wiring harness, behind I/P on RH side of steering column

--

--

--

G100

Rh side of engine compartment, at base of battery

--

--

--

G113

Lower LH front of engine on transaxle stud

--

--

--

P100

Lower RH side of dash panel

--

--

--

S209

I/P wiring harness, behind RH side of instrument cluster, approximately 20 cm (8 in) from the driver information display/trip calculator breakout

--

--

--

Engine Electrical Components Buick

Name

Location

Locator View

Connector End View

Group No.

Battery

RH side of the engine compartment, below windshield washer solvent container

--

--

--

Data Link Connector (DLC)

Below LH side of the I/P, right of steering column

--

--

--

Fuse Block

RH side of I/P, in RF door opening

--

--

--

Generator (VIN  K )

Top rear RH side of engine

--

--

--

Generator (VIN  1)

Top rear RH side of engine

--

--

--

Generator (VIN  M)

Top rear RH side of engine

--

--

--

Ignition Switch

Inside steering column

--

--

--

Instrument Cluster

Top of I/P, above the steering column

--

--

--

Powertrain Control Module (PCM)

Front LH side of engine, inside air cleaner assembly

--

--

--

Splice Pack SP205

Below I/P, RH side of steering column

--

--

--

Starter Motor

Lower front of engine

--

--

--

Starter Solenoid

On top of starter motor, lower front of engine

--

--

--

Transaxle Range Switch

Left of engine, on transaxle

--

--

--

Underhood (UH) Electrical Center

RH side of engine compartment, mounted to strut tower

--

--

--

C101 (8 Cavities)

I/P to engine harness, LH side of engine compartment, near strut tower

--

--

--

C201 (48 cavities)

I/P to steering column harness, behind I/P on RH side of steering column

--

--

--

G100

RH side of engine compartment, at base of the battery

--

--

--

G113 (VIN  M)

Lower LH front of the engine, on the transaxle stud

--

--

--

G113 (VIN K)

Lower LH front of engine, on transaxle stud

--

--

--

G113 (VIN 1)

Lower LH front of engine, on transaxle stud

--

--

--

P100

Lower RH side of dash panel

--

--

--

S228

I/P harness, RH side of dash under I/P compartment, approximately 9 cm (4 in) from G200 breakout

--

--

--

S234

I/P harness, RH side of steering column, approximately 13 cm (5 in) from the instrument cluster breakout

--

--

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