GM Service Manual Online
For 1990-2009 cars only

Object Number: 898150  Size: FP

Ground/Inline/Splice Pack

INLINES

1A

Engine/I/P Inline

Location: Underhood to the right of the left front strut tower.

BLK 38-WAY

1B

Fuel Injector Inline

Location: Underhood, directly underneath cylinder 5 upper intake runner.

BLK 8-WAY

1C

Fuel Tank Inline

Location: Underneath vehicle directly behind fuel tank.

BLK 8-WAY

1D

Horn/Cruise to Roll Connector Inline

Location: Inside vehicle between the steering wheel and driver inflator module.

GRA 6-WAY

1E

Left I/P/Body Inline

Location: Inside vehicle directly in front of the left instrument panel fuse block (LIPFB). Can be accessed with LIPFB cover removed.

BLK 12-WAY

1F

Roll Connector to I/P Inline

Location: Inside vehicle at the base of the steering column.

GRA 6-WAY

1G

Vent Solenoid Inline

Location: Underneath vehicle directly behind fuel tank. Same area as fuel tank inline.

BLK 2-WAY

RING TERMINAL GROUNDS

2A

Ignition Ground

Location: Underhood fastened to the engine lift bracket. Engine lift bracket is located on the 2, 4, 6 cylinder bank head on the side opposite the timing belt cover. The ignition ground is the upper 2 wires which have a thicker gage size.

2-WIRE BLK

2B

Left Forward Lamp Ground

Location: Underhood fastened to the chassis directly in front of the battery. The left forward lamp ground splice pack is tied to the same stud as the left forward lamp ground splice pack.

2-WIRE BLK

2C

Main Ground

Location: Underhood fastened to the engine lift bracket. Engine lift bracket is located on the 2, 4, 6 cylinder bank head on the side opposite the timing belt cover. The main ground is the lower 2 wires which have a thinner gage size.

2-WIRE BLK

2D

Rear Compartment Ground (Wagon Only)

Location: Inside vehicle near left tail lamp. Ground can be accessed if the left side carpet near liftgate is removed.

2-WIRE BLK

SPLICE PACKS

3A

5-Volt Reference Splice Pack (for engine sensors)

Location: Underhood taped to the engine harness. Slightly right of center front of dash.

BLK 6-WAY

3B

Left Forward Lamp Ground Splice Pack

Location: Underhood fastened to the chassis directly in front of the battery. The left forward lamp ground splice pack is tied to the same stud as the left forward lamp ground.

BLK 12-WAY

3C

Rear Compartment Ground Splice Pack (sedan only)

Location: Inside trunk near left tail lamp. Splice pack can be accessed if the left side trunk carpeting is removed.

BLK 6-WAY

3D

Reference Return Splice Pack (for engine sensors)

Location: Underhood taped to the engine harness. Slightly right of center front of dash. Same Location: as 5-volt reference splice pack.

BLK 12-WAY

3E

Right Body Ground Splice Pack

Location: Inside vehicle under center console in front of SDM.

BLK 12-WAY

Shield Cable Ground Splice Pack

Location: Underhood concealed within engine harness about 12 inches from the ECM J1 harness connector. The J1 harness connector is the front ECM connector.

BLK 4-WAY