lock OPEL GT 2012 Workshop Manual

164 Self-help, vehicle care
Locks
The locks are lubrica te d with a high-grade
lock cy lind er gre ase at the factory. O pe l
L oc k Cy lind er Gre ase pre vents the locks
f r o m f r ee z i ng up . On l y u s e d e - i c i ng a g en t s
in eme rgencie s, a s they hav e a de greas ing
e ffe ct and will im pair the function of the
locks. After using a de-icing agent, have
the lock s re -grease d by a workshop.
E ng ine compar tme nt
Areas of the engine compartme nt that are
painted in the same colour as the vehicle
must be looked after lik e any other p ainted
surface.
It is adv isable to was h th e e n gin e
compartme nt be fore and afte r winte r and
pre se rve it with wax. Cove r alternator and
brake /clutch fluid res e rv oir with plastic
sheets before washing the engine.
W hen was hing the e ngine with a s te am-je t
cle ane r, do not d ire ct the ste am-jet a t
components of the Anti-lock Brake System
(ABS), a ir conditioning syste m, climate
control sy ste m or the b elt drive and its
components . Prote ctive wax that has be en ap plied is
also re move d during the e ngine wash. F or
this reas on, have the e ngine, brak e s ys te m
components in the engine compartment,
axle com pone nts with ste ering, body parts
and cavitie s thoroughly pre se rved by a
work shop using protective wax .
An engine w ash ca n be p erformed in the
spring in orde r to remov e dirt that has
adhere d to the e ngine comp artment,
whic h may also have a high s alt content.
Check protectiv e w ax la yer and ma ke good
if necessary.
D o no t u s e hi g h - p r e ss u r e j e t cl ea ne r s.Underbod y
Your v ehicle ha s a durable protective
coating in the whee l arches (includ ing the
longitudinal mem bers ), which provide s
pe rmanent prote ction a nd need s no
s p e c ia l m a i n t e n a n c e .
O n ve hi cl e s w h ic h a r e w a sh ed f r equ e nt l y
in automatic ca r washe s with unde rbody
was hing facility, the protective coating
ma y be impaire d by dirt-diss olving
a dd i ti v es , s o ch eck t h e u n der b od y a f t er
was hing and have it wax ed if ne ce ss ary.
Be fore the sta rt of the cold we ather se ason,
che ck the c oa ting and, if ne ces s ary, have it
re stored to perfe ct condition.
C aution – com mercially available bitumen/
rubbe r m aterials can damage the coating .
We recommend that you have underbody
work carrie d out by a workshop, who
knows the p rescrib ed materials and has
experience in the use thereof.
The underbody should be washed
following the e nd of the cold weathe r
s eas on to remov e any dirt adhering to the
underbody since this may also contain salt.
Check p rotective wax coa ting and, if
nec essary , have it restored to perfec t
condition.

166 Service, maintenanc e
Euro pean service schedule
(Opel GT - Z 20 NHH)
⊕Add it iona l o per at ions.
o Und er extreme o peratin g cond itions a nd if req uired by country-sp ecific co nditio ns, the in terva ls are red uced.
S ervice operations
by y ear 1)
km ( x 1000)1)
miles ( x 1000)1)
1)Wh ic h e v e r o cc u r s fi rs t.
1
30
202
60
403
90
604
120
805
150
1006
180
120
C ontrols , lighting , s igna lling equipme nt and airbags : v isual che ck
s tee ring lock and ignition lock: che ckxxxxxx
Re mote control batte ries: re place Eve ry 2 y ears
Windsc reen w ipers, windscreen washer system: check, correct x x x x x x
C oolant le ve l and antifree ze: check, correct
Hoses: check for tightness and secure seatingxxxxxx
Brak e fluid le vel: check, correct x x x
Batte ry te rmina ls: check for sec ure connections a nd battery ey e x x x x x x
Pollen filter: replacexxx
oM o re o f ten f o r wh en du s t, s an d o r po llen is in th e air A gree me nt w ith c us to mer
Air cleaner element: replace
Every 4 yea rs/60 000 k m/40 000 miles
⊕Spark plugs: replace Every 4 yea rs/60 000 k m/40 000 miles
Ribb ed V -be lt: vis ual check x x x
⊕Re place Every 10 years/150 000 km/100 000 miles
Powe r ste ering s ys tem: check for leaks . F luid le vel: check, correct x x x x x x
E ngine oil and oil filter: replac e
2)
2)En gine oil life monitor may indica te a n earlier engine o il an d oil filter ch ang e is neces sary. See p ag es 63, 69, 15 1.
xxxxxx
Parking b ra ke: check and adjus t
W hee l mounting and s us pe ns ion front and re ar, b rake line s, brake pres s ure
hoses, fuel lines a nd exhaust system: visual checkxxx

16 7 Service, maintenance
Servi ce operations
by y ear 1)
km ( x 1000)1)
miles ( x 1000)1)
1)Wh ic h e v e r o cc u r s fi rs t.
⊕Add it iona l o per at ions.
o Und er extreme o peratin g cond itions a nd if req uired by country-sp ecific co nditio ns, the in terva ls are red uced.
1
30
202
60
403
90
604
120
805
150
1006
180
120
Corrosion p rote ction: check and record in Serv ic e and Warranty Book let Annually
F ront and rear whe el b ra kes : che ck vis ually x x x
o
⊕Annual se rvice che ck if annual m ile age ex cee ds 20 0 0 0 km Annually
E ngine , transm iss ion, A/C compre ss or: chec k for leak s x x x x x x
Steering system boots, trac k rods, final drive: visual check x x x x x x
Track rod end and supporting ball joint: che ck x x x x x x
⊕Brake and clutch fluid: change Eve ry 2 y ears
W hee l faste ning: loose n and tighten to torque
Tyre condition a nd pres sure s: check, correctxxxxxx
⊕Annual se rvice che ck if annual m ile age ex cee ds 20 0 0 0 km Annually
F irs t aid kit, tyre rep air kit and las hing ey es : v is ual che ck Eve ry 2 y ears
He adlamp aiming: che ck, a djus t x x x
Door hing es , door s top , lock c ylind er, lock strike r, bonnet c atch, tailgate
hinges and check links: lubricate xxx
o
⊕F old ing roof: lubricate (in dusty conditions ) x x x x x x
Test drive, final check
Se rvice inte rval dis play and oil life m onitor: re se t - if ap plicablexxxxxx

168 Service, maintenanc e
International service schedule
(Opel GT - Z 20 NHH)
⊕Add it iona l o per at ions.
o Und er extreme o peratin g cond itions a nd if req uired by country-sp ecific co nditio ns, the in terva ls are red uced.
S ervice operations
by year 1)
k m ( x 1000)1)
miles ( x 10 0 0)1)
1)Wh ic h e v e r o cc u r s fi rs t.
15
101
30
2045
302
60
4075
503
90
60
C ontrols , lighting , s igna lling equipme nt and airbags : v isual che ck
s tee ring lock and ignition lock: che ckxx xx xx
Re mote control batte ries: re place E very 2 ye ars
Windsc reen w ipers, windscreen washer system: check, correct x x x x x x
C oolant le ve l and antifree ze: check, correct
Hoses: check for tightness and secure seatingAnnually
Brak e fluid le vel: check, correct x x
Battery termina ls: check for sec ure connections a nd battery ey e Annually
Pollen filter: replace Eve ry 2 y ears /6 0 00 0 km/ 4 0 0 0 0 miles
oMore often for when dust, sand or pollen is in the air Annually/15 000 km/10 000 m iles
Air cleaner element: replace Every 4 years/60 000 km/40 000 miles
oMore often for when dust or sand is in the air Annually/15 000 km/10 000 m iles
⊕S park plugs : re place Eve ry 4 y ears /6 0 00 0 km/ 4 0 0 0 0 miles
R i bb ed V - be l t : vi s u a l ch eck Eve r y 2 y ea r s /6 0 00 0 km / 4 0 0 0 0 m i l es
⊕Re place Every 10 years/150 000 km /100 000 miles
Power steering system: check for leaks. Fluid level: check, correct Annually
E ngine oil and oil filter: replac e
2)
2)En gine oil life monitor may indica te a n earlier engine o il an d oil filter ch ang e is neces sary. See p ag es 63, 69, 15 1.
xx xx xx
Parking b ra ke: check and adjus t
W hee l mounting and s us pe ns ion front and re ar, b rake line s, brake pres s ure
hoses, fuel lines a nd exhaust system: visual checkEvery 2 years/60 000 km/40 000 miles

16 9 Service, maintenance
Servi ce operations
by y ear 1)
km ( x 1000)1)
miles ( x 1000)1)
1)Wh ic h e v e r o cc u r s fi rs t.
⊕Add it iona l o per at ions.
o Und er extreme o peratin g cond itions a nd if req uired by country-sp ecific co nditio ns, the in terva ls are red uced.
15
101
30
2045
302
60
4075
503
90
60
Corrosion p rote ction: check and record in Serv ic e and Warranty Book let Annually
Front and rear wheel b ra kes: check visually Every 2 yea rs/60 000 k m/40 000 miles
o
⊕Annual se rvice che ck if annual m ile age ex cee ds 20 0 0 0 km Annually
E ngine , transm iss ion, A/C compre ss or: chec k for leak s Annually
Steering system boots, trac k rods, final drive: visual check Annually
Track rod end and supporting ball joint: che ck Annually
⊕Brake and clutch fluid: change Eve ry 2 y ears
W hee l faste ning: loose n and tighten to torque
Tyre condition a nd pres sure s: check, correctEvery 2 yea rs/60 000 k m/40 000 miles
⊕Annual se rvice che ck if annual m ile age ex cee ds 20 0 0 0 km Annually
F irs t aid kit, tyre rep air kit and las hing ey es : v is ual che ck Eve ry 2 y ears
Headlamp aiming: check, a djust Every 2 yea rs/60 000 k m/40 000 miles
Door hing es , door s top , lock c ylind er, lock strike r, bonnet c atch, tailgate
hinges and check links: lubricate Every 2 yea rs/60 000 k m/40 000 miles
o
⊕F old ing roof: lubricate (in dusty conditions ) Annually
Test drive, final check
Se rvice inte rval dis play and oil life m onitor: re se t - if ap plicablexxxxxx

Technical da ta17 3
Engine identification: etc he d into the
e ngine oil filte r housing on the cylinder
block.The V IN and axle loading information labe l
is locate d on the B-pilla r, vis ible w ith the
driver’s door open.
Information on labe l:Vehicle identifica tion da ta
The tyre a nd loading informa tion lab el is
locate d on the B-pillar, vis ib le with the
driver’s door open. See pag e 126.
Information on label:
zSpe cifie d occupant s ea ting positions
zMaximum vehicle capacity we ig ht
zVehic le identification number (VIN )
zTyre pressure, front a nd rear
zOriginal e quipment ty re s ize
1. Manufac turer
2. Type approval numbe r
3. Vehic le identification number
4. G r os s v e hi c l e w e i g h t r a t i ng
5. P er m i s si b l e g r o s s t r a i n w e i g h t
6. Maximum permis s ible front axle load
7. Maximum permis s ible re ar axle load

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.

In d e x184
Ind exA
AB S ( A n ti-lo ck Brake Sys tem ) . ..... .... ..... 1 2 4
Ac ces so rie s ..... .... ..... .... ..... .... .... ..... .... ..... 1 5 2
Ac ces so ry so cke t .... .... ..... .... .... ..... .... ..... .. 5 4
Air co nditio n in g s yste m .. .... .... ..... .... ..... 1 0 7
Air in tak e ... ..... .... ..... .... ..... .... .... ..... .... ..... 1 0 9
Air re -circu lation sys tem . .... .... ..... .... ..... 1 0 7
Air ven ts .... ..... .... ..... .... ..... .... .... ..... .... ..... 1 0 2
Airba gs .. .... ..... .... ..... .... ..... .... .... ..... .... . 3 9, 4 5
Alte rna tor .. ..... .... ..... .... ..... .... .... ..... .... ..... .. 5 8
An te nn a .... ..... .... ..... .... ..... .... .... ..... . 10 1 , 1 6 1
An tif ree ze .. ..... .... ..... .... ..... .... ..1 5 4, 15 5 , 1 7 1
An tif ree ze pro tectio n . ..... .... .... ..... . 15 4 , 1 5 8
An ti-kn o ck q ua lity o f f ue l ... .... ..... .... ..... 1 1 4
O ctan e n u mbe r ... .... ..... .... .... ..... .... ..... 1 7 5
An ti-th ef t pro te ctio n .. ..... .... .... ..... .... ... 9, 1 7
Aq ua planin g .. .... ..... .... ..... .... .... ..... .... ..... 1 2 8
As h trays .... ..... .... ..... .... ..... .... .... ..... .... ..... .. 5 3
Au to ligh t co n tro l .... .... ..... .... .... ..... .... ..... .. 7 3
Au to matic lock ing .. .... ..... .... .... ..... .... ..... .. 2 5
Au to matic un lo ckin g .. ..... .... .... ..... .... ..... .. 2 5
B
Batte ry .. ..... .... ..... .... .... ..... .... ... 1 11 , 1 5 9, 18 1
In terru ption o f p ow er s u pply .. ..... .... ... 2 3
Batte ry dis ch arge prote ctio n . .... ..... .... ... 7 7
Be f ore s tartin g-o f f . .... ..... .... ..... .... ..... .... ... 1 6
Be lt f orce limite rs ... .... ..... .... ..... .... ..... .... ... 4 0
Be lt ten s ion e rs ... .... .... ..... .... ..... .... ..... .... ... 4 1
Bo n n et .. ..... .... ..... .... .... ..... .... ..... .... ..... .... . 13 0
Brake as s is t ... ..... .... .... ..... .... ..... .... ..... .... . 12 3
Brake f lu id . .... ..... .... .... ..... .... ..... .... ..... .... . 17 1
Brake s
A BS ... ..... .... ..... .... .... ..... .... ..... .... ..... .... . 12 4
Brake ass is t .... .... .... ..... .... ..... .... ..... .... . 12 3
Brake f lu id . ..... .... .... ..... .... ..... .... ..... .... . 15 6
Brake lamps ... .... .... ..... .... ..... .... ..... .... . 14 9
Brake se rvo u n it . .... ..... .... ..... .... ..... .... . 11 0
Co n trol indica tor .... ..... .... ..... .... ..... .... ... 5 6
Fo o t brak e . ..... .... .... ..... .... ..... .... ..... .... . 12 3
Han d brak e .... .... .... ..... .... ..... .... ..... .... . 12 4
Bu lb re placem en t .. .... ..... .... ..... .... ..... .... . 14 6
Bu lbs . .... ..... .... ..... .... .... ..... .... ..... .... ..... .... . 14 6

Ind ex18 5
C
Ca pacities ... .... ..... .... ..... .... ..... .... .... ..... .... 18 2
Ca r dimen s io ns ... .... ..... .... ..... .... .... ..... .... 18 3
Ca r P ass .. .... .... ..... .... ..... .... ..... .... .... ..... .... .. 2 1
Ca re ... ..... .... .... ..... .... ..... .... ..... .... .... ..... .... 16 1
Ca ta lytic co n ve rte r . ..... .... ..... 11 6 , 1 1 8, 13 1
Ce n tral lo ckin g s ys te m .... ..... .... .... ..... .. 6 , 2 4
Ce n tre h igh -mo u n te d s to p lamp . ..... .... 15 0
Bulb replace me nt ..... .... ..... .... .... ..... .... 15 0
Changing the battery
Remo te co n tro l .... ..... .... ..... .... .... ... 2 3, 18 1
Ch an gin g ty re /w he el ty pe .... .... .... ..... .... 12 5
Ch an gin g wh e els .... ..... .... ..... .... .... ..... .... 13 5
Chassis number
se e v eh icle iden tif ication nu mbe r . .... 17 2
Ch e ck co n tro l . ..... .... ..... .... ..... .... .... ..... 20 , 6 8
Ch ild re strain t s ys tems .... ..... .... .... ..... .... .. 4 4
Ciga rette lig hte r .. .... ..... .... ..... .... .... ..... 53 , 7 7
Clim ate co n tro l ... .... ..... .... ..... .... .... ..... .... 10 2
Clu tch f lu id . .... ..... .... ..... .... ..... .... .... ..... .... 15 6
Clu tch o pe ration . .... ..... .... ..... .... .... ..... .... 11 1
CO
2 emis s ion s ..... .... ..... .... ..... .... .... ..... .... 17 7
Co ld start .... .... ..... .... ..... .... ..... .... .... ..... .... 11 1
Co m petitive mo de .. ..... .... ..... .... .... ... 2 0, 12 0
Co n s o le bo x ... ..... .... ..... .... ..... .... .... ..... .... .. 5 1Co n tro l in dica to rs ... .... ..... .... .... ..... .... . 1 2, 5 5
ABS (Anti-lock Brak e System) ..... 55, 125
A irbag s ys tem s ... .... ..... .... .... ..... .... . 4 7, 5 7
A ltern ato r ... .... ..... .... ..... .... .... ..... .... ..... .. 5 8
Be lt ten s io n e rs ..... .... ..... .... .... ..... .... . 4 1, 5 7
Brake s ys tem .. ..... .... ..... .... .... ..... ... 5 6 , 1 2 4
C lu tch s ys tem . ..... .... ..... .... .... ..... .... ..... .. 5 6
C oo lan t te mpe ra tu re ... .... .... ..... ... 5 7 , 1 5 6
D rive r’s se at be lt . .... ..... .... .... ..... .... ..... .. 5 7
E ngin e o il pres s ure .. ..... .... .... ..... .... ..... .. 5 7
E SC (E lectronic
Stab ility Co n tro l) . .... ..... .... .... ..... ... 5 8 , 1 1 9
E SP (Ele ctronic
Stab ility P rog ra m) ... ..... .... .... ..... ... 5 8 , 1 1 9
E xh au st .. ..... .... ..... .... ..... .... .... ..... ... 5 6 , 1 1 7
F o g tail lamp .. ..... .... ..... .... .... ..... .... . 5 5, 7 5
F ron t f o g la mps .. .... ..... .... .... ..... .... . 5 8, 7 5
High be am . .... ..... .... ..... .... .... ..... .... ..... .. 5 6
Imm obilise r ..... ..... .... ..... .... .... ..... .... .2 2, 5 8
L uggage compartme nt open ...... ..... .. 5 5
P as se n ger’s s eat belt .. .... .... ..... .... ..... .. 4 3
Se at o ccu pan cy reco gn itio n .... .... ..... .. 4 8
T u rn sign als .... ..... .... ..... .... .... ..... .... ..... .. 5 6
Co o lan t .. .... ..... .... ..... .... ..... .... .... ..... . 15 4 , 1 7 1
Co o lan t leve l .. .... ..... .... ..... .... .... ..... .... ..... 1 5 5
Co o lan t temp eratu re . ..... .... .... ..... .... ..... 1 5 6
Co o ling .. .... ..... .... ..... .... ..... .... .... ..... .... ..... 1 0 7
Co rro sio n pro tectio n .. ..... .... ..1 5 1, 16 3 , 1 7 1
Co u rte s y lamp s .. ..... .... ..... .... .... ..... .... ..... .. 7 6
Bu lb re placem en t ... ..... .... .... ..... .... ..... 1 5 0
Cru ise co n trol . .... ..... .... ..... .... .... ..... .... ..... 1 2 1
D
D as h bo ard - s ee In s tru m en t pan el . .... ... 1 0
D ata . .... ..... .... ..... .... .... ..... .... ..... .... .... 2 1, 17 2
D e co mmis sio n ing .. .... ..... .... ..... .... ..... .... . 16 0
D e laye d lo ckin g . .... .... ..... .... ..... .... ..... . 24 , 6 6
D e mistin g a nd def ro s tin g .. ..... .... .... 1 6, 10 6
D ime n sio n s .... ..... .... .... ..... .... ..... .... ..... .... . 18 3
D is play . ..... .... ..... .... .... ..... .... ..... .... ..... .... ... 5 9
D is play in s trum en ts ... ..... .... ..... .... ..... .... ... 5 8
D o o r lo cks . .... ..... .... .... ..... .... ..... .... 6 , 2 6, 16 4
D rive co n tro l sys tem s ..... .... ..... .... ..... .... . 11 8
D rive r in fo rmatio n ce n tre .. ..... .... ..... . 19 , 5 9
D rive r’s se at be lt warn ing dev ice .... . 43 , 5 7
D rivin g ab ro ad .. .... .... ..... .... ..... .... ..... .... . 11 4
Head lamps .... .... .... ..... .... ..... .... ..... .... ... 7 7
D rivin g h in ts .. ..... .... .... ..... .... ..... .... ..... .... . 11 0