Change Car Rear Silencer Vauxhall Combo
Change Car Rear Silencer
| Estimated time | 0h30–1h30 |
|---|---|
| Estimated labour cost | ~50–150£ |
| Difficulty | Easy |
| Repair the silencer* | 1h30 |
| Repair the front silencer* | 1h30 |
| Align the front silencer* | 0h30 |
| Renew the centre silencer | 0h45 |
| Remove/refit the centre silencer | 0h45 |
| Repair the main silencer* | 1h30 |
| Align the main silencer* | 0h30 |
| Difficult main silencer removal* | 0h30 |
| Remove/refit the rear silencer | 0h45 |
| Renew the rear silencer | 0h45 |
| Repair the rear silencer* | 1h30 |
| Weld a sheet-metal repair panel onto the rear silencer* | 0h30–0h45 |
| Difficult rear silencer removal* | 0h30 |
| Repair the main silencer | 0h30 |
| Repair the rear silencer | 0h30 |
| Remove/refit the silencer | 0h30–1h30 |
| Renew the silencer | 0h30–1h30 |
| Remove/refit the main silencer | 0h30–1h00 |
| Renew the main silencer | 0h30–1h00 |
| Remove/refit the front silencer | 1h30 |
| Renew the front silencer | 1h30 |
| Repair the front silencer | 0h30 |
| Align the front silencer | 0h30 |
What is a Vauxhall Combo rear silencer?
The rear silencer (also called the back box or rear muffler) reduces exhaust noise to an acceptable level. It is located at the end of the exhaust line, after the catalytic converter, particulate filter (if fitted), and sometimes an intermediate silencer.
When should you change the Vauxhall Combo rear silencer?
No periodic replacement interval is specified. Carry out regular visual inspections for corrosion, holes, and deteriorated mounting rubbers. Signs that replacement is needed: louder exhaust noise, rattling from loose baffles, visible rust holes, exhaust fumes entering the cabin, or failure at the MOT/roadworthiness test.
Is it difficult to change the Vauxhall Combo rear silencer?
Difficulty level 2/5: technically easy but may require effort if bolts and clamps are rusted. Key steps: raise the vehicle, apply penetrating oil to clamp bolts, remove the clamp connecting the silencer to the intermediate pipe, remove the mounting rubber hangers, fit the new silencer with new gasket/clamp, reattach mounting rubbers, check for leaks with engine running.
2 models covered
| Model | Year Range | Engines covered | Fuel |
|---|---|---|---|
| Combo E 2018-2025 | 2018-2025 | 1.2 SIDI Petrol (F12XHL (LES)), 1.2 SIDI Petrol (F12XHT (LEG)), 1.5 CDTi Diesel (D15DT (LQJ)), 1.5 CDTi Diesel (D15DTH (LQP)), 1.5 CDTi Diesel (D15DTL (LQJ)), 1.5 CDTi Diesel (DV5RCF (YHT)), 1.6 CDTi 8V Diesel (B16DT (LEK)) | Diesel, Petrol |
| Combo Mk II 2001-2011 | 2001-2011 | 1.3 CDTi 16V Diesel (Y13DT), 1.3 CDTi 16V Diesel (Z13DT (LN9)), 1.3 CDTi 16V Diesel (Z13DTJ (LDP)), 1.4 16V Petrol (Z14XEP (LJ2)), 1.6 8V Petrol (Z16SE (L55)), 1.6 CNG CNG,Petrol (Z16YNG (LR1)), 1.7 CDTi 16V Diesel (Z17DTH (LPZ)), 1.7 Di Diesel (Y17DTL (LK8)), 1.7 DTi Diesel (Y1… | CNG, Diesel, Petrol |