2012 OPEL GT wheel size

In brief9
S t e e r in g c o l u m n lo c k an d i g n it i o n :
Rotate steering wheel slightly,
turn key to position ACC
P o si t i o n s:
To lock the ste ering whe el, switch ignition
off, rem ov e k ey and turn ste ering whe el
s lig htly until lock is engage d.
6Starting - s ee page 1 7,
Parking the vehicle - s ee page 1 7,
Ele ctronic immobilis er - s ee pag e 2 1 .
Steering wheel adju stment:
S w iv e l le v e r do w n , ad ju s t h ei g h t ,
swivel lever up, engage
Do not adjust steering w heel unless v ehicle
is s tationary and s tee ring column lock has
been released.
Push the le ver firmly upwards to e nsure
that the s tee ring whee l is locke d in pos ition.
6O pel F ull Size airbag sy ste m -
se e p age 45 . J
JJ J= Ignition off
ACC= Steering unlock ed, ignition off
I= Ignition on
Y=Start

14 In brief
A ctiv ate turn sig nals:
6Turn s ignals - se e page 74 .
Hazard warning lamps:
6Haz ard warning lamps - s e e pa ge 7 5 .
A ctiv ate horn:
Press
jon steering wheel
6Ope l F ull Size airbag s ys tem -
s ee page 4 5,
Remote control on steering w heel -
s ee page 7 9.Ri gh t = M ove le ve r up
Left = Move lever downOn = Press ¨
Off = Press ¨ ag ai n

In brief19
Opel Full Size airbag system
The airbag s ys tem is triggere d in the eve nt
of a s erious accide nt inv olv ing a frontal
impac t and forms safe ty cushions for the
drive r and pas s enge r. The forward
move me nt of the drive r and pas s enger is
ch eck ed a n d th e r i s k o f i nj u r i es to t h e up p er
body and head are the reby subs tantially
red uce d.
6Ope l Full S ize airb ag s ys tem -
s ee page 4 5.
Remote co ntro l on steering wheel
The functions of the Infota inm ent system 3
and the driv er inform ation centre can be
op erate d with the b uttons on the ste ering
whee l.
6Drive r information ce ntre - s ee pag e 5 9 ,
Remote control on steering wheel -
se e p age 79 ,
In fo t a i n m e nt sy st e m 3 - se e page 78 .
Driver information centre
I nform ation d is play
The information dis play p rov id es
inform ation on d riv ing data, which is
continually recorde d and e valuate d
e lectronically.
Functions:
zOuts id e air te mpe rature and odom eter,
zTrip odometer A,
zTrip odometer B,
zFu e l r a n g e,
zAverage fuel c ons umption,
zA ver a g e s p ee d,
zEngine oil life monitor,
zCoolant temp erature,
zTurbo boost.
6Informa tion dis play - s ee page 6 0.
T RIP A 33 k m

12 5Dr i vi ng and o pe r ati on
Con t rol in dica tor u for ABS
Illuminates for a few seconds after the
ignition is switche d on. The s ys tem is ready
for operation when the control indica tor
goe s out.
If the control indicator doe s not g o out
after a fe w se conds, or if it illuminates while
driving, there is a fault in the ABS. The
brake system remains operational without
ABS regulation.Se lf-che ck
Each time the ignition is switc he d on and
the e ngine is starte d, afte r se tting off at a
speed of about 3 km /h (2 mph), the system
performs a s elf-check which may be
audible.
Fa u lt
You can continue driving, prov ided you
drive with care a nd antic ipation.
Have the cause of the fa ult re med ie d by a
workshop. The system’s integrated
se lf-d ia gnos tics allows fa ults to be quickly
re m e d i e d .
Wheels, tyres
S ee page 1 79 for s uitable tyre s and
re strictions.
F actory-fitted ty res are matched to the
chas sis and offer optimum driving comfort
and s afe ty .
C ha nging ty re/w heel t ype
Be fore changing to tyre s or whe els of a
differe nt size , s e ek a dvice as regards
te chnical poss ibilitie s . Se ek the as s istance
of a w ork shop.
If ty res of a differe nt size than those fitted
at the factory are used, the electronic
spee dome ter may req uire reprogramm ing
to ensure that the correct speed is
dis playe d.
9 Warning
If the re is a fault in ABS, the whe els may
be subje ct to loc king due to braking that
is heav ie r than norm al. This may cause
t h e ve h i cl e t o sw er ve . T h e a dva nt a g es of
A B S a r e n o l o n g er op er a t i o n a l .
9 Wa r nin g
Use of unsuitable tyres or wheels may
lead to accide nts and re nder the ve hicle
unroadworthy.

Technical da ta17 9
Tyres
Restricti ons
Tyres of size 245/45 R 18 m ay only be used.
Goodye ar Ea gle F 1 GS-2 P 2 45 / 45
R 18 96 W a nd Bridgestone Potenza
RE050A 245/45 R 18 100 W are
r eco m m en de d f o r t h i s v eh i cl e. T h es e t y r es
have und ergone spe cial te sts to es tablis h
their re liability , s afety and s pecific
s uitab ility for Ope l ve hic le s .
Not a ll tyres ava ila ble on the marke t
cu r r en t l y m e et t h e s t ru ct u r a l r equ i r em en t s .
Se ek the as s istance of a works hop
concerning suitab le ty re ma kes.
D es p i t e c o nt i n u o us m a rk et m o n i t o r i ng , w e
are unab le to assess the se attributes for
o t h er t yr es , ev en i f t h ey h a v e bee n g ra nt e d
approva l by the rele vant authoritie s or in
som e other form.
F urther information – se e pa ge 125. Wi nt er tyr e s 3
Tyres of size 245/45 R 18 are permitted for
us e a s w i n te r t y r e s.
Use only spe cified winter ty re s re leas e d for
your vehicle. Seek the a ssistance of a
work shop.
Further inform ation – s ee page 1 29 .Tyre c ha ins 3
Restrict ions
T yr e ch a i n s m a y be u s ed o n t h e r ea r w h ee l s
only.
W e r eco m m e n d t h e us e o f Op e l - t es t ed
fine-me s h ty re c hains that add no more
than 11 mm to the tyre tre ad a nd the
inboard s ides (including chain lock).
F urthe r information – se e page 12 9 .
Wheels
W hee l bolt tightening torque: 140 Nm.