Page 188 of 267
186Driving and operating
When inserting, fit protective cap over
rotary knob with key.
Fitting the coupling ball bar
Disengage and fold down the socket. Remove the sealing plug from the
opening for the coupling ball bar and
stow it.
Checking the tensioning of the
coupling ball bar
● The rotary knob rests on the
coupling ball bar.
● Green marking on the rotary knob is not visible.
● Locking pin at the top of the coupling ball bar is set inwards.
● The key is in the lock.
Otherwise, the coupling ball bar must be tensioned before it is inserted into
the coupling housing:
● Place the key in the lock and unlock the coupling ball bar.
● Push the rotary knob onto the coupling ball bar and rotate right
while pressed down until it
engages. The key remains in the
lock.
Page 189 of 267
Driving and operating187Inserting the coupling ball bar
Insert the tensioned coupling ball bar
in the opening and push firmly
upwards until it audibly engages.
The rotary knob snaps back into its
original position resting against the
coupling ball bar without a gap.
9 Warning
Do not touch rotary knob during
insertion.
Green marking on the rotary knob is
visible.
Lock coupling ball bar and remove key.
Eye for break-away stopping cable
Attach breakaway stopping cable to
eye.
Check that the coupling ball bar is correctly installed
● Green marking on rotary knob is visible.
● There must be no gap between the rotary knob and the coupling
ball bar.
● The coupling ball bar must be firmly engaged in the opening.
● The coupling ball bar must be locked and the key removed.
Page 190 of 267
188Driving and operating9Warning
Towing a trailer is permitted only
when a coupling ball bar is fitted correctly. If the coupling ball bardoes not engage correctly, seekthe assistance of a workshop.
Dismounting the coupling ball bar
Insert the key in the lock and unlock
the coupling ball bar.
Push the rotary knob onto the
coupling ball bar and rotate right while pressed down until it engages. Pull
out the ball bar downwards.
Insert sealing plug in opening for
coupling ball bar. Fold away socket.
Trailer stability assist
If the system detects snaking
movements, engine power is reduced
and the vehicle/trailer combination is
selectively braked until the snaking ceases. While system is working keep
steering wheel as still as possible.
Trailer stability assist is a function of
the Electronic Stability Control 3 152.
Page 192 of 267

190Vehicle careGeneral Information
Accessories and vehicle modifications
We recommend the use of genuine
parts and accessories and factory
approved parts specific for your
vehicle type. We cannot assess or guarantee reliability of other products
- even if they have a regulatory or
otherwise granted approval.
Any modification, conversion or other changes made to standard vehicle
specifications (including, without
limitation, software modifications,
modifications of the electronic control units) may invalidate the warranty
offered by Opel. Furthermore, such
changes may impact fuel
consumption, CO 2 emissions and
other emissions of the vehicle and
cause the vehicle to no longer
conform to the type approval,
impacting the validity of your vehicle
registration.Caution
When transporting the vehicle on
a train or on a recovery vehicle, the
mud flaps may be damaged.
Vehicle storage
Storage for a long period of time
If the vehicle is to be stored for several months:
● Wash and wax the vehicle.
● Have the wax in the engine compartment and underbody
checked.
● Clean and preserve the rubber seals.
● Fill up fuel tank completely.
● Change the engine oil.
● Drain the washer fluid reservoir.
● Check the coolant antifreeze and
corrosion protection.
● Adjust tyre pressure to the value specified for full load.
● Park the vehicle in a dry, wellventilated place. Engage first or
reverse gear or set selector lever
to P. Prevent the vehicle from
rolling.
● Do not apply the parking brake.
● Open the bonnet, close all doors and lock the vehicle.
● Disconnect the clamp from the negative terminal of the vehicle
battery. Beware that all systems
are not functional, e.g. anti-theft
alarm system.
Putting back into operation
When the vehicle is to be put back into
operation:
● Connect the clamp to the negative terminal of the vehicle
battery. Activate the electronics
of the power windows.
● Check tyre pressure.
● Fill up the washer fluid reservoir.
● Check the engine oil level.
● Check the coolant level.
● Fit the number plate if necessary.
Page 200 of 267
198Vehicle careBulb replacement
Switch off the ignition and switch off
the relevant switch or close the doors.
Only hold a new bulb at the base! Do not touch the bulb glass with bare
hands.
Use only the same bulb type for
replacement.
Replace headlight bulbs from within
the engine compartment.
Bulb check After a bulb replacement switch on
the ignition, operate and check the
lights.
Halogen headlights
Halogen headlights with separate
bulbs for sidelight, low beam and high beam.
Sidelight/daytime running light (1)
Low beam (2)
High beam (3)
Front turn signal lights 3 202.
Low beam
1. Rotate the cap (2) anticlockwise
and remove it.
Page 201 of 267
Vehicle care1992. Press the clip to disengage bulbholder. Withdraw the bulb holder
from the reflector.
3. Detach the bulb from the bulb holder and replace the bulb.
4. Insert the bulb holder with the clip
downwards and engage into the
reflector until it clicks.
5. Install cap.
High beam
1. Rotate the cap (3) anticlockwise and remove it.
2. Press the clip to disengage bulbholder. Withdraw the bulb holder
from the reflector.
3. Detach the bulb from the bulb holder and replace the bulb.
4. Insert the bulb holder with the clip
downwards and engage into the
reflector until it clicks.
5. Install cap.
Page 202 of 267
200Vehicle careSidelight/daytime running light
with bulbs
1. Rotate bulb socket (1) anticlockwise to disengage.
2. Press both clips together andwithdraw the bulb socket from theheadlamp housing.
3. Remove the bulb from the socket by pulling.
4. Replace and insert new bulb into socket.
5. Insert the bulb socket into the headlamp housing and turn
clockwise.
Sidelight/daytime running light
with LEDs
Sidelights and daytime running lights
are designed as LEDs and cannot be
changed. Consult a workshop in case
of a defective LED.
Xenon headlights9 Danger
Xenon headlights work under
extremely high electrical voltage.
Do not touch. Have bulbs replaced by a workshop.
Sidelight/daytime running lights are
designed as LEDs and cannot be
changed.
Bulbs for corner lighting can be
changed.
Front turn signal lights 3 202.
Page 203 of 267
Vehicle care201Corner lighting
1. Rotate the cap (3) anticlockwiseand remove it.
2. Rotate the bulb holderanticlockwise to disengage.
Withdraw the bulb holder from the
reflector.
3. Remove the bulb from the plug connector by disengaging and
pulling.
4. Replace the bulb. Connect and engage bulb holder with the plug
connector.
5. Insert the bulb holder into the reflector and rotate clockwise to
secure.
6. Fit the cap and rotate clockwise.
Fog lights
The bulbs are accessible from the
underside of the vehicle.
1. Turn the bulb holder anti- clockwise and remove it from the
reflector.