2012 Vauxhall Astra GTC transmission fastener tightening specifications

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Condition	Value

expand_moreAxle drive


Drive shaft intermediate bearing	16.23 lbf⋅ft16.23 lbf⋅ft22 N⋅m

expand_moreFront axle drive shaft

expand_moreCentral nuts


First stage	110.63 lbf⋅ft110.63 lbf⋅ft150 N⋅m
Replace nuts.
Second stage	45° detach
Third stage	184.39 lbf⋅ft184.39 lbf⋅ft250 N⋅m

expand_moreClutch


Clutch master cylinder	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m

expand_moreClutch pressure plate


All Vauxhall gasoline straight-4 1.4 L A 14 NET engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
Replace screws.
All Vauxhall gasoline straight-4 1.4 L A 14 XER engines	11.06 lbf⋅ft11.06 lbf⋅ft15 N⋅m
Replace screws.
All Vauxhall gasoline straight-4 1.6 L A 16 LET engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
Replace screws.
All Vauxhall gasoline straight-4 2.0 L A 20 NFT engines	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m
Replace screws.
All Vauxhall gasoline straight-4 1.4 L B 14 NET engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
Replace screws.
All Vauxhall gasoline straight-4 2.0 L B 20 NFT engines	17.7 lbf⋅ft17.7 lbf⋅ft24 N⋅m
Replace screws.
All other modifications	18.44 lbf⋅ft18.44 lbf⋅ft25 N⋅m
Replace screws.

expand_moreClutch slave cylinder


All Vauxhall gasoline straight-4 1.6 L A 16 XHT engines	4.43 lbf⋅ft4.43 lbf⋅ft6 N⋅m
Replace screws.
All Vauxhall diesel straight-4 2.0 L A 20 DTH engines	7.38 lbf⋅ft7.38 lbf⋅ft10 N⋅m
Replace screws.
All other modifications	3.69 lbf⋅ft3.69 lbf⋅ft5 N⋅m

expand_moreGear shifting

expand_moreBack-up lamp switch


All Vauxhall gasoline straight-4 1.6 L A 16 XHT engines	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
All Vauxhall diesel straight-4 2.0 L A 20 DTH engines	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m
All Vauxhall gasoline straight-4 2.0 L A 20 NFT engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m
All Vauxhall gasoline straight-4 2.0 L B 20 NFT engines	20.65 lbf⋅ft20.65 lbf⋅ft28 N⋅m

expand_moreAll other modifications


M32-6 gearbox	25.81 lbf⋅ft25.81 lbf⋅ft35 N⋅m


Gearbox shift lever bracket	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Selector cable linkage	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreGearbox

expand_moreGearbox flange connection at engine

expand_moreAll Vauxhall gasoline straight-4 1.6 L A 16 LET engines


With automatic gearbox	42.78 lbf⋅ft42.78 lbf⋅ft58 N⋅m

expand_moreWith manual transmission


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M12	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m


All Vauxhall gasoline straight-4 1.6 L A 16 XHT engines	42.78 lbf⋅ft42.78 lbf⋅ft58 N⋅m
All Vauxhall gasoline straight-4 2.0 L A 20 NFT engines	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
All Vauxhall gasoline straight-4 2.0 L B 20 NFT engines	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m

expand_moreAll other modifications


M10	29.5 lbf⋅ft29.5 lbf⋅ft40 N⋅m
M12	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m


Torque converter	44.25 lbf⋅ft44.25 lbf⋅ft60 N⋅m
Replace screws.

expand_moreGearbox lubrication

expand_moreGearbox oil drain plug

expand_moreAll Vauxhall gasoline straight-4 1.4 L A 14 NET engines

expand_moreWith manual transmission


M32 gearbox	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.

expand_moreAll Vauxhall gasoline straight-4 1.4 L A 14 XER engines


6T40, 6T45, and 6T50 gearboxes	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
M32-6 gearbox	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreAll Vauxhall gasoline straight-4 1.6 L A 16 LET engines

expand_more6T30 automatic 6-gear gearbox


6T40 and 6T45 gearboxes	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreWith manual transmission


M32-6 gearbox	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.

expand_moreAll Vauxhall gasoline straight-4 1.6 L A 16 XHT engines


M32-6 gearbox	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m
Replace screws.

expand_moreAll Vauxhall diesel straight-4 2.0 L A 20 DTH engines

expand_moreWith automatic gearbox


Overflow pipe	34.67 lbf⋅ft34.67 lbf⋅ft47 N⋅m
Replace sealing rings.


With manual transmission	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m


All Vauxhall gasoline straight-4 2.0 L A 20 NFT engines	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
All Vauxhall gasoline straight-4 2.0 L B 20 NFT engines	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.

expand_moreAll other modifications


M32-6 gearbox	14.75 lbf⋅ft14.75 lbf⋅ft20 N⋅m

expand_moreGearbox oil filler plug

expand_moreAll Vauxhall gasoline straight-4 1.4 L A 14 NET engines

expand_moreWith manual transmission


M32 gearbox	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.

expand_moreAll Vauxhall gasoline straight-4 1.4 L A 14 XER engines


6T40, 6T45, and 6T50 gearboxes	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m
M32-6 gearbox	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreAll Vauxhall gasoline straight-4 1.6 L A 16 LET engines

expand_moreWith manual transmission


M32-6 gearbox	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace screws.

expand_moreAll Vauxhall diesel straight-4 2.0 L A 20 DTH engines


With automatic gearbox	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
Replace sealing rings.
With manual transmission	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m


All Vauxhall gasoline straight-4 2.0 L A 20 NFT engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m
All Vauxhall gasoline straight-4 2.0 L B 20 NFT engines	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreAll other modifications


M32-6 gearbox	22.13 lbf⋅ft22.13 lbf⋅ft30 N⋅m

expand_moreGearbox oil sump

expand_more1.4 with gasoline straight-4 1.4 L 99 HP at 6000 RPM, 130 N⋅m at 4000 RPM engine (2011.10–)


F17-5 gearbox	13.28 lbf⋅ft13.28 lbf⋅ft18 N⋅m

expand_moreOil control plug

expand_moreAll Vauxhall gasoline straight-4 1.6 L A 16 LET engines

expand_more6T30 automatic 6-gear gearbox


6T40 and 6T45 gearboxes	8.85 lbf⋅ft8.85 lbf⋅ft12 N⋅m

expand_moreAll Vauxhall diesel straight-4 2.0 L A 20 DTH engines

expand_moreWith automatic gearbox


Cap	5.9 lbf⋅ft5.9 lbf⋅ft8 N⋅m
Replace sealing rings.

expand_moreGearbox mounting

expand_moreAll Vauxhall gasoline straight-4 1.6 L A 16 LET engines


On chassis	45.73 lbf⋅ft45.73 lbf⋅ft62 N⋅m

expand_moreWith automatic gearbox at the gearbox


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage	60–75°60–75°60–75°

expand_moreManual gearbox at the gearbox bracket


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage	60–75°60–75°60–75°

expand_moreAll Vauxhall gasoline straight-4 1.6 L A 16 XHT engines

expand_moreScrews at the gearbox bracket


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage	60–75°60–75°60–75°


On chassis	45.73 lbf⋅ft45.73 lbf⋅ft62 N⋅m

expand_moreAll Vauxhall diesel straight-4 1.7 L A 17 DTJ engines

expand_moreScrews at the gearbox bracket


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage	60–75°60–75°60–75°


On chassis	45.73 lbf⋅ft45.73 lbf⋅ft62 N⋅m

expand_moreAll Vauxhall diesel straight-4 2.0 L A 20 DTH engines


On chassis	45.73 lbf⋅ft45.73 lbf⋅ft62 N⋅m

expand_moreWith automatic gearbox at the gearbox


First stage	59 lbf⋅ft59 lbf⋅ft80 N⋅m
Replace screws.
Second stage	60–75°60–75°60–75°

expand_moreManual gearbox at the gearbox bracket


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage	60–75°60–75°60–75°

expand_moreAll Vauxhall gasoline straight-4 2.0 L A 20 NFT engines


Front	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m

expand_moreLeft


First stage	36.88 lbf⋅ft36.88 lbf⋅ft50 N⋅m
Replace screws.
Second stage	60–75°60–75°60–75°

expand_moreAll other modifications

expand_moreRear


Front	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m

expand_moreGearbox support

expand_moreAll Vauxhall gasoline straight-4 1.4 L A 14 NET engines


Front	42.78 lbf⋅ft42.78 lbf⋅ft58 N⋅m
Rear	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Top	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m

expand_moreAll Vauxhall gasoline straight-4 1.6 L A 16 LET engines

expand_moreWith manual transmission


At the gearbox	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m

expand_moreAll Vauxhall gasoline straight-4 1.6 L A 16 XHT engines


At the gearbox	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Front	42.78 lbf⋅ft42.78 lbf⋅ft58 N⋅m
Rear	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m

expand_moreAll Vauxhall diesel straight-4 1.7 L A 17 DTS engines


Front	42.78 lbf⋅ft42.78 lbf⋅ft58 N⋅m
Rear	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Otherwise	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
top

expand_moreAll Vauxhall diesel straight-4 2.0 L A 20 DTR engines


Top	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Otherwise	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m

expand_moreAll Vauxhall gasoline straight-4 2.0 L A 20 NFT engines


Left	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m
Otherwise	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m

expand_moreAll other modifications


At the gearbox	73.76 lbf⋅ft73.76 lbf⋅ft100 N⋅m

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2012 Vauxhall Astra GTC user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.

Before doing any DIY service please check your insurance policy and Vauxhall warranty policy for your region. In some regions DIY service may invalidate your warranty.

Maintenance Items

Chassis and Body Fastener Tightening Specifications
Engine Fastener Tightening Specifications
Front Suspension Fastener Tightening Specifications
Rear Suspension Fastener Tightening Specifications
Transmission Fastener Tightening Specifications

Service Intervals

Conquer your fears and never give up!

DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow Vauxhall Astra GTC service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.

Doing basic service for your 2012 Vauxhall Astra GTC you're not only saving money, but also also improving your technical skills and learning something new.

2012 Vauxhall Astra GTC Sixth generation (MK6) Transmission Fastener Tightening Specifications

Table of Contents

Conquer your fears and never give up!

Vauxhall Astra GTC Sixth generation (MK6) model years

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