2012 OPEL GT Owners Manual

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

170 Service, maintenanc e
Additional servicing
Add itional op era tions ⊕
Additional w ork is work tha t is not req uire d
e very se rvice but can be pe rforme d in
conjunction with a re gular service .
Time allowances for such w ork are not
included in the scope of re gular se rvice s
and will b e charge d for add itionally. It is
more economic if these operations are
pe rforme d as part of a sc he duled se rvice
than having them performe d s eparate ly.
Severe operating conditions o
O perating conditions are clas sifie d as
severe w hen one or m ore of the following
occurs frequently:
zcold starts ,
zstop and go,
ztraile r/carav an towing ,
zgradients and/or high altitudes ,
zpoor road surface s,
zsand a nd dust,
zextreme temperature fluctuations.
Police v ehicles , ta xis and driving s chool
ve hic le s are also cla ss ifie d as ope rating
under sev ere conditions.
U n d e r s e v e r e o p e ra t in g c o nd it i o n s , i t m a y
be nece ss ary to ha ve certain s che duled
service work done more fre quently tha n the
s cheduled inte rvals .
F or exa mple, if f ue l is u se d th at do e s no t
comply with required sta nda rd s, the fuel
filter ma y need m ore frequent draining or
rep la ceme nt and it may also be nece s sary
to change other components more often
(e. g. s park p lugs ).It i s r eco m m en ded t o s eek t e ch n ic a l a dvi ce
on the servicing requirements dependent
on the spe cific ope rating conditions of your
veh icle .
Recommend ed fluid s, and
lu b r ic a n t s
Only use prod ucts that have be en te ste d
and approved . Damage res ulting from the
us e of non-approve d m aterials will not be
covere d by the warranty.
Checking and topp ing up flui ds
se e p age 15 2 .
En g in e oi l
Engine oil is ide ntifie d by its q ua lity and
also its v iscos ity. Q ua lity is more im porta nt
than vis cosity whe n se lecting which engine
oil to us e.
Engine o il quality
E urope an s pe cificat ions
O p el e ng in e o il m e et s cl a s si f i ca t i o n G M - LL -
A-025 and is therefore suita ble for petrol
eng ines.
I nt erna tional s pe cific ations
The above spe cification is v alid only if the
service inte rval is re duced to that shown for
the inte rna tional s erv ice s chedule - s ee
pag e 1 6 5.
Topp ing up e ngine oil
O ils of diffe re nt m anufacturers and bra nds
can b e m ix ed as long as you comply with
the s pecified e ng ine oil criteria (q uality and
vis co s ity ).
N ot eve r y e n g i ne o i l a va il a bl e o n t h e
m a rk et m ee ts t h e qu a l i t y r e qui r e m en t s ,
alway s check the req uire d s pecification
and ra ting is m arked on the containe r.
If e ngine oil of the required quality is not
av ailable, a max imum of 1 litre of AC EA
A3/B4 or A3/B3 grade ma y be used (only
once betwe en e ach oil change ). The
viscosity should be of the correct rating.
9 Warning
O perating m aterials are haz ardous and
mus t be hand led w ith the appropriate
le vel of ca re . I f cons ume d, s ee k me dical
attention immediately. Do not inhale
fumes and avoid s kin contact. K ee p out
of rea ch of childre n. Do not allow
ope ra ting materials to contaminate the
sewag e system, surface water, ground
water or soil. Dispose of empty containers
prope rly . Alway s b ear in m ind that
ope ra ting materials are hazardous to
your hea lth.
GM-LL-A-025: Petrol engines
G M G e n e ra l M o t o rs E u ro p e
LL Lo n g l i f e
A Engine oil quality
sp ecification
02 5 Va lid ity index
ACEA-A3: Petrol engines

17 1Service, maintenance
Use of ACEA A1/B1 and A5/B5 engine oil is
expressly forbidden, since they can cause
long-term e ngine da mage und er ce rtain
ope ra ting conditions.
Engine oil additives
The use of engine oil additives could cause
dam age and invalidate the warranty.
E ng ine oi l vis cos ity
SAE 0W-30, 0W-40, 5W-30 or 5W-40
The SAE vis cosity rating defines the ability
of an oil to flow. W he n cold, oil is more
viscous than when hot.
Multigrad e oil is indicated by two figure s.
The first figure, followe d b y a W, ind ic ates
l ow t em p er a t u r e v i sco s i t y a n d t h e se co n d
figure the high te mpera ture vis cosity.
Coolant and antifreeze
Use antifreeze of recommended
spe cification: silicate -free LL C (L ong L ife
Coolant).
The s ys te m is factory-filled with coola nt
designed for frost protection down to
approx. -2 8 °C . This conce ntration s hould
be m ainta ine d all y ear-round.
Coolant additive s inte nd ed to g ive
additiona l corrosion protection or seal
against m inor le aks can ca us e function
prob lems . L iability for cons eque nce s
re sulting from the use of coola nt a dditives
will be rejec te d.
Brake and clutch fluid
O nly use DO T3 or DO T4 brake fluid.
O ver tim e, brake fluid abs orbs mois ture
which will re duce b raking effe ctivene ss .
T h e br a ke f lu i d sh o u l d t h er e fo r e be
re placed at the s pe cifie d interv al.
Brake fluid should b e stored in a sealed
container to av oid wate r abs orption.
E ns ure it does not becom e contaminate d
with fluids containing mineral oil (oil,
pe trol, clea ne r) as this can damage the
seals and sleeves of the brake system.
9 Wa r nin g
Brake fluid is pois onous !
9 Wa r nin g
Due to its corrosive nature, it must not
come in contact with the paintwork . Flush
any e scap ed b rake fluid w ith p lenty of
water.

172 Tec hnic al data
Technical data
Veh icle d ocuments,
id entification plate
The tec hnical d ata is dete rmined in
accordance with European C ommunity
standards. W e reserve the right to make
modifications . S pecifications in the ve hic le
docum ents alwa ys have priority ov er those
given in this manual.
The vehicle identification number (VIN) is
stamp ed on a plate and is affix ed to the
ins trument pane l on the drive r’s s id e,
visible through the windscreen.Information on visib le V IN plate: V ehicle docum ents ,
iden tif icatio n plate ..... .... ..... .... .... ..... 17 2
V eh icle iden tif ication d ata.... .... .... ..... 17 3
Co o lan t, o ils , brak e/ clutch f lu id .... ..... 17 4
En gin e data. .... ..... .... ..... .... ..... .... .... ..... 17 5
P erf o rman ce .... ..... .... ..... .... ..... .... .... ..... 17 6
Fuel consump tion, CO
2 e miss io n s .....
17 7
W eigh ts , pay loa d an d ro o f lo ad .. ..... 17 8
T yre s ... ..... .... .... ..... .... ..... .... ..... .... .... ..... 17 9
Ele ctrical s ys tem .. .... ..... .... ..... .... .... ..... 18 1
Ca pacities ... .... ..... .... ..... .... ..... .... .... ..... 18 2
D ime ns io n s .. .... ..... .... ..... .... ..... .... .... ..... 18 3
1 . C ountry of origin
2. Ma nufacturer
3. Ma ke
4. Carline/Series
5. Body style
6. Restraint system
7 . E ngine type
8. Check digit
9. Model year
1 0. Plant location
11. Plant sequenc e number

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

174 Tec hnic al data
The s e rv ice p arts ide ntifica tion labe l is
located in the glove compa rtm ent.
Information on la bel:
zVehicle option code
zVehicle identification number (VIN)
zEnginee ring model numbe r
(v ehicle division, line and body sty le)
zInte rior trim lev el and decor
zExterior (pa int colour) WA num ber
zPaint te chnology
zSpec ia l ord er paint colours a nd numb ers
Coo la n t , oi ls , b r ake / clu tc h f l u id
Use approve d fluids only .
Use of unsuitab le fluids could cause serious
damage to the vehicle . E ngine oils
Information on engine oils is availab le on
pag e 1 7 0.

Technical da ta 175
Engine data
Sale s des ignation
En gin e st a mp
Eng ine identifier code2.0 Turb o
LNF
Z 20 N HH
Numb er of cylinde rs4
Bore dia. (mm )86
Stroke (mm)86
Piston displacement (cm
3) 1998
Engine power (k W)
at rpm 194
5300
Torque (Nm )
at rpm 353
2500-5000
Com pression ratio9.2 : 1
Fuel type
1)
1)St an da rd high- q uality f uels , unlead ed DIN EN 2 28.
Petrol
Octane requirement (RON)
2)3)
un l e a d ed
or un l e a d ed
2)Stan da rd high-quality fuels : S = Sup er (Prem iu m), SP = Sup er Plus (Premium P lu s); va lue p rinted in bold: reco mmen ded fuel.3)Knock control system automatically adjusts ignition timing according to type of fuel used (octane number).
95 (S)
98 (SP)
M a x . p e r m i ss i bl e en g i n e sp e ed,
continuous (rpm) ap prox . 6300
O il cons umption (l/1 00 0 km)0.6

176 Tec hnic al data
Performa nce
(approx. km/ h / mph)
Engine
1)
1)Sa l e s de si g nat i on – se e pa ge 1 7 5 .
Z 20 NHH
Max imum s pee d
2)
Manual tra nsmission
2)The ma xim um s peed ind ica ted is achieva ble a t kerb weig ht. Op tiona l eq uipm ent cou ld red uce th e s pecif ied ma ximum s peed of the vehi cl e.
229/142