Hummer H2. Manual — part 2

See AIR BAG SIMULATOR APPLICATION table. See Fig. 1 .

3. Remove passenger-side air bag module. See PASSENGER-SIDE AIR BAG MODULE . Disconnect

passenger-side air bag connector. Install air bag simulator to air bag module harness connector to simulate
air bag. See AIR BAG SIMULATOR APPLICATION table. Connect negative battery cable.

Activating System

1. Disconnect negative battery cable. Wait at least one minute. Remove air bag simulators from driver-side

and passenger-side air bag wiring harness connectors.

2. Connect driver-side air bag connector to air bag module. Install driver-side air bag module onto steering

wheel. See DRIVER-SIDE AIR BAG MODULE .

3. Connect passenger-side air bag connector to air bag module. Install passenger-side air bag into instrument

panel. See PASSENGER-SIDE AIR BAG MODULE . Connect negative battery cable. Perform
SYSTEM OPERATION CHECK . Program radio station frequencies.

Disabling System (Contour, Mystique & Windstar)

1. Record preset radio station frequencies. Disconnect negative battery cable. Wait at least one minute. This

time is required for back-up power supply in diagnostic monitor to deplete its stored energy.

2. Remove driver-side air bag module. See DRIVER-SIDE AIR BAG MODULE . Install air bag

simulator to driver-side air bag module harness connector to simulate air bag. See AIR BAG
SIMULATOR APPLICATION table. See Fig. 1 . A trouble code will set if an incorrect air bag
simulator is installed.

3. Remove passenger-side air bag module. See PASSENGER-SIDE AIR BAG MODULE . Install air bag

simulator to passenger-side air bag module harness connector to simulate air bag. A trouble code will set
if an incorrect air bag simulator is installed. Connect negative battery cable.

Activating System

1. Disconnect negative battery cable. Wait at least one minute. This time is required for back-up power

supply in diagnostic monitor to deplete its stored energy. Remove driver-side and passenger-side air bag
simulators.

2. Install driver-side and passenger-side air bag modules. Tighten mounting bolts to specification. See

TORQUE SPECIFICATIONS . Connect negative battery cable. Perform SYSTEM OPERATION
CHECK . Program radio station frequencies.

Disabling System (Escort, Escort Coupe, "F" Series Pickups & Tracer)

1. Disconnect negative battery cable. On "F" Series Pickups, remove battery to starter relay cable. Wait at

least one minute. This time is required for back-up power supply in air bag Electronic Crash Sensor
(ECS) module or diagnostic monitor to deplete its stored energy.

2. Remove driver-side air bag module from vehicle. See DRIVER-SIDE AIR BAG MODULE . Position

air bag module on bench with trim cover facing up.

3. Install air bag simulator to driver-side air bag module harness connector to simulate air bag. See AIR

BAG SIMULATOR APPLICATION table. See Fig. 1 . A trouble code will set if an incorrect air bag

1998 Chevrolet Pickup C1500

GENERAL INFORMATION Air Bag Deactivation Procedures

simulator is installed.

4. Remove passenger-side air bag module. See PASSENGER-SIDE AIR BAG MODULE . Position air

bag module on bench with trim cover facing up.

5. Install air bag simulator to air bag module harness connector to simulate air bag. See AIR BAG

SIMULATOR APPLICATION table. See Fig. 1 . A trouble code will set if an incorrect air bag
simulator is installed. Connect negative battery cable.

Activating System

1. Disconnect negative battery cable. On "F" Series Pickups, remove battery to starter relay cable. On all

models, wait at least one minute. This time is required for back-up power supply in ECS or diagnostic
monitor to deplete its stored energy. Remove air bag simulators.

2. Install driver-side air bag module and passenger-side air bag module. Tighten mounting bolts to

specification. See TORQUE SPECIFICATIONS . Connect negative battery cable. Perform SYSTEM
OPERATION CHECK .

Disabling System ("E" Series Vans With One Battery)

1. Disconnect negative battery cable. Wait at least one minute. This time is required for back-up power

supply in diagnostic monitor to deplete its stored energy.

2. Remove driver-side air bag module from vehicle. See DRIVER-SIDE AIR BAG MODULE . Position

air bag module on bench with trim cover facing up. Install air bag simulator to driver-side air bag module
harness connector to simulate air bag. See AIR BAG SIMULATOR APPLICATION table. See Fig. 1 .
A trouble code will set if an incorrect air bag simulator is installed.

3. Remove passenger-side air bag module. See PASSENGER-SIDE AIR BAG MODULE . Position air

bag module on bench with trim cover facing up. Install air bag simulator to air bag module harness
connector to simulate air bag. See AIR BAG SIMULATOR APPLICATION table. See Fig. 1 . A
trouble code will set if an incorrect air bag simulator is installed. Connect negative battery cable.

Activating System

1. Disconnect negative battery cable. Wait at least one minute. This time is required for back-up power

supply in diagnostic monitor to deplete its stored energy. Remove air bag simulators.

2. Install driver-side air bag module and passenger-side air bag module. Tighten mounting bolts to

specification. See TORQUE SPECIFICATIONS . Connect negative battery cable. Perform SYSTEM
OPERATION CHECK .

Disabling System ("E" Series Vans With Dual Batteries)

1. If vehicle is equipped with a diesel engine, go to next step. If vehicle is equipped with a gas engine,

CAUTION: On all "E" series vans equipped with an auxiliary battery (gas engine) or a

secondary battery (diesel engine), both batteries must be disconnected to
ensure air bag system is disabled. See DISABLING SYSTEM ("E" SERIES
VANS WITH DUAL BATTERIES) .

1998 Chevrolet Pickup C1500

GENERAL INFORMATION Air Bag Deactivation Procedures

disconnect primary battery (engine compartment) negative battery cable. Disconnect auxiliary battery
frame ground cable and isolate cable (located on right side frame rail). Wait at least one minute. This time
is required for back-up power supply in diagnostic monitor to deplete its stored energy.

2. If vehicle is equipped with a diesel engine, disconnect secondary battery positive cable terminal from

primary battery positive terminal (engine compartment). Isolate secondary battery positive cable to ensure
battery cable does not contact any ground surface. Disconnect primary battery negative cable. Disconnect
primary battery-to-starter relay cable. Wait at least one minute. This time is required for back-up power
supply in diagnostic monitor to deplete its stored energy.

3. On all models, remove driver-side air bag module from vehicle. See DRIVER-SIDE AIR BAG

MODULE . Position air bag module on bench with trim cover facing up. Install air bag simulator to
driver-side air bag module harness connector to simulate air bag. See AIR BAG SIMULATOR
APPLICATION table. See Fig. 1 . A trouble code will set if an incorrect air bag simulator is installed.

4. Remove passenger-side air bag module. See PASSENGER-SIDE AIR BAG MODULE . Position air

bag module on bench with trim cover facing up. Install air bag simulator to air bag module harness
connector to simulate air bag. See AIR BAG SIMULATOR APPLICATION table. See Fig. 1 . A
trouble code will set if an incorrect air bag simulator is installed. Connect battery cables in reverse order
of disabling procedure.

Activating System

1. Disconnect battery cables. Wait at least one minute. This time is required for back-up power supply in

diagnostic monitor to deplete its stored energy. Remove air bag simulators.

2. Install driver-side air bag module and passenger-side air bag module. Tighten mounting bolts to

specification. See TORQUE SPECIFICATIONS . Connect battery cables in reverse order of disabling
procedure. Perform SYSTEM OPERATION CHECK .

Disabling System (Explorer, Expedition, Mountaineer, Navigator & Ranger)

1. Disconnect negative battery cable. Wait at least one minute. This time is required for back-up power

supply in diagnostic monitor to deplete its stored energy.

2. Remove driver-side air bag from vehicle. See DRIVER-SIDE AIR BAG MODULE . Attach air bag

simulator to air bag connector to simulate driver-side air bag. See AIR BAG SIMULATOR
APPLICATION table.

3. Remove passenger-side air bag module. See PASSENGER-SIDE AIR BAG MODULE . Attach air bag

simulator to air bag connector to simulate passenger-side air bag. See AIR BAG SIMULATOR
APPLICATION table.

Activating System

1. Disconnect negative battery cable. Wait at least one minute. This time is required for back-up power

supply in diagnostic monitor to deplete its stored energy. Remove air bag simulators.

2. Install driver-side and passenger-side air bag modules. Tighten mounting bolts to specification. See

TORQUE SPECIFICATIONS . Connect positive battery cable. Perform SYSTEM OPERATION
CHECK .

Disabling System (Mark VIII, Mustang, Sable & Taurus)

1998 Chevrolet Pickup C1500

GENERAL INFORMATION Air Bag Deactivation Procedures

1. Record preset radio station frequencies. Disconnect negative battery cable. Wait at least one minute. This

time is required for back-up power supply in diagnostic monitor to deplete its stored energy.

2. Remove driver-side air bag module from vehicle. See DRIVER-SIDE AIR BAG MODULE . Position

air bag module on bench with trim cover facing up.

3. Install air bag simulator to air bag module harness connector to simulate air bag. See AIR BAG

SIMULATOR APPLICATION table. See Fig. 1 . A trouble code will set if an incorrect air bag
simulator is installed. If vehicle has a passenger-side air bag, go to next step. If vehicle has only a driver-
side air bag, connect negative battery cable.

4. Remove passenger-side air bag module from instrument panel. See PASSENGER-SIDE AIR BAG

MODULE . Position air bag module on bench with trim cover facing up. Install air bag simulator to air
bag module harness connector(s) to simulate air bag. See AIR BAG SIMULATOR APPLICATION
table. See Fig. 1 . A trouble code will set if an incorrect air bag simulator is installed. Connect negative
battery cable.

Activating System

1. Disconnect negative battery cable. Wait at least one minute. This time is required for back-up power

supply in diagnostic monitor to deplete its stored energy. Remove air bag simulators.

2. Install driver-side and passenger-side air bag modules. See DRIVER-SIDE AIR BAG MODULE and

PASSENGER-SIDE AIR BAG MODULE . Connect negative battery cable. Perform SYSTEM
OPERATION CHECK . Program radio station frequencies.

Disabling System (Villager)

1. Disconnect negative battery cable. Wait at least 10 minutes. This time is required for back-up power

supply in diagnostic monitor to deplete its stored energy.

2. Remove panel covering lower portion of steering column to access driver-side air bag module connector.

Disconnect driver-side air bag connector from air bag module. Install Air Bag Simulator (T94P-50-A) to
air bag module harness connector to simulate air bag.

3. Disconnect passenger-side air bag module connector. Connector is located behind glove box. Install Air

Bag Simulator (T96P-50-A) to air bag module harness connector to simulate air bag. Connect negative
battery cable.

Activating System

1. Disconnect negative battery cable. Wait at least 10 minutes. This time is required for back-up power

supply in diagnostic monitor to deplete its stored energy.

2. Remove air bag simulators. Connect negative battery cable. Perform SYSTEM OPERATION CHECK .

1998 Chevrolet Pickup C1500

GENERAL INFORMATION Air Bag Deactivation Procedures