When to replace the Gearbox Oil and Transmission Oil on your VAUXHALL SIGNUM
Recommended replacement interval for the part category Transmission fluid : 4 year / 60000 km
Important!
This replacement procedure can be used for:
VAUXHALL Signum (Z03) 2.0 i Turbo, VAUXHALL Signum (Z03) 2.0 DTI, VAUXHALL Signum (Z03) 2.2 DTI, VAUXHALL Signum (Z03) 2.2 i, VAUXHALL Signum (Z03) 3.0 CDTi, VAUXHALL Signum (Z03) 3.2 V6, VAUXHALL Signum (Z03) 1.9 CDTI, VAUXHALL Signum (Z03) 1.9 CDTI 16V, VAUXHALL Signum (Z03) 2.8 V6 Turbo, VAUXHALL Signum (Z03) 3.0 V6 CDTI, VAUXHALL Signum (Z03) 1.8, VAUXHALL Signum (Z03) 1.8 View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

All the parts you need to replace – Gearbox Oil and Transmission Oil for Signum (Z03) and other VAUXHALL models
Alternative products
How to change Transmission fluid on VAUXHALL SIGNUM 1.9 CDTI 16V – step-by-step instructions for straightforward car repair Transmission fluid
How to change Manual Transmission Oil on VAUXHALL SIGNUM 1.9 CDTI 16V – step-by-step instructions for straightforward car repair Manual Transmission Oil
Tools
Replacement: manual gearbox oil – VAUXHALL SIGNUM. Tools you'll need:
Wire brush
All-purpose cleaning spray
Cleaner&thinner
Sealant
Drive socket # 11
Drive socket # 12
Drive socket # 16
Ratchet wrench
Torque wrench
Seal scraper
Funnel
Oil drain pan
Hydraulic transmission jack
Fender cover
Replacement: manual gearbox oil – VAUXHALL SIGNUM. AUTODOC experts recommend:
  • All work should be done with the engine stopped.
Replacement: manual gearbox oil – VAUXHALL SIGNUM. Take the following steps:
  1. Step 1
    Open the hood.
    Step 2
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
    Step 3
    Lift the car using a jack or place it over an inspection pit.
    Step 4
    How to change Gearbox Oil and Transmission Oil on VAUXHALL SIGNUM 2003 - free PDF and video manuals
    Support the engine skid plate. Use a hydraulic transmission jack.
  2. Step 5
    How to replace VAUXHALL Signum (Z03) 1.9 CDTI 16V 2004 Gearbox Oil and Transmission Oil - step-by-step manuals and video guides
    Undo the fasteners of the oil pan lower cover. Use a drive socket #12.
    Replacement: manual gearbox oil – VAUXHALL SIGNUM. AUTODOC recommends:
    To avoid injury, hold the engine skid plate cautiously tight when unscrewing the fasteners and when lowering the hydraulic transmission jack.
  3. Step 6
    VAUXHALL SIGNUM 3.0 V6 CDTI 2005 Gearbox Oil and Transmission Oil replacement: free workshop manuals
    Remove the hydraulic transmission jack. Remove the oil pan cover.
    AUTODOC recommends:
    Replacement: manual gearbox oil – VAUXHALL SIGNUM. Lower the transmission jack smoothly, without jerks, to avoid damaging components and mechanisms.
  4. Step 7
    Changing Gearbox Oil and Transmission Oil on VAUXHALL Signum (Z03) 1.8 2006 by yourself
    Clean the transmission fluid pan. Use a wire brush. Use all-purpose cleaning spray.
  5. Step 8
    How to remove VAUXHALL SIGNUM 1.9 CDTI 2007 Gearbox Oil and Transmission Oil - online easy-to-follow instructions
    Prepare a waste oil container with at least 2 l capacity.
  6. Step 9
    How to replace Gearbox Oil and Transmission Oil on VAUXHALL Signum (Z03) 2008: download PDF manuals and video instructions
    Unscrew the fasteners of the transmission fluid pan. Use a drive socket #11. Use a ratchet wrench.
  7. Step 10
    How hard is it to do yourself: Gearbox Oil and Transmission Oil replacement on VAUXHALL SIGNUM 2.0 DTI 2003 - download illustrated guide
    Remove the transmission fluid pan.
    Replacement: manual gearbox oil – VAUXHALL SIGNUM. Tip:
    When removing the transmission fluid pan, incline it so that the fluid only comes out from one side of it.
  8. Step 11
    Need to know how to renew Gearbox Oil and Transmission Oil on VAUXHALL SIGNUM 2004? This free workshop manual will help you to do it yourself
    Drain the used oil.
    AUTODOC recommends:
    Wait until the fluid has completely run out of the pan.
  9. Step 12
    Changing of Gearbox Oil and Transmission Oil on VAUXHALL SIGNUM 2005 won't be an issue if you follow this illustrated step-by-step guide
    Clean the mounting seat of the transmission fluid pan. Use all-purpose cleaning spray.
  10. Step 13
    VAUXHALL SIGNUM 3.0 CDTi Gearbox Oil and Transmission Oil replacement: online guides and video tutorials
    Remove the transmission fluid pan gasket. Use a seal scraper.
  11. Step 14
    Replacing Gearbox Oil and Transmission Oil on VAUXHALL SIGNUM 2007 1.9 CDTI 16V by yourself
    Clean the mounting seat of the transmission fluid pan gasket. Use a wire brush. Use cleaner&thinner.
  12. Step 15
    Signum (Z03) 1.9 CDTI 2008 Gearbox Oil and Transmission Oil DIY replacement workshop manual
    Apply sealant to the mounting seat of the transmission fluid pan gasket. Install the new transmission fluid pan gasket.
  13. Step 16
    How to change Gearbox Oil and Transmission Oil on VAUXHALL Signum (Z03) 2003 - tips and tricks
    Treat the mounting seat of the transmission fluid pan. Use cleaner&thinner.
    Replacement: manual gearbox oil – VAUXHALL SIGNUM. Tip from AUTODOC:
    Prevent fluid from getting on the mounting seat of the transmission fluid pan.
  14. Step 17
    Step-by-step recommendations for DIY replacement VAUXHALL SIGNUM 2004 1.9 CDTI Gearbox Oil and Transmission Oil
    Install and fasten the transmission fluid pan.
  15. Step 18
    DIY replacement of Gearbox Oil and Transmission Oil on VAUXHALL Signum (Z03) 2.0 i Turbo 2005 is not an issue anymore with our step-by-step tutorial
    Tighten the fastening bolts of the transmission fluid pan in a criss-cross pattern. Use a drive socket #11. Use a torque wrench. Tighten it to 20 Nm torque.
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