It is never pleasurable to perceive a sound on your automobile that you don’t know where it comes from. You may be wondering what to do when you detect a reversing gear noise that persists on your Opel Astra 5? Any gearbox trouble can be serious, but before making sure, it is better to do a few inspections. Our team has made this article to help you solve it. First, we will see what the origins and the different gearbox noises can be on Opel Astra 5, and second, what are the solutions available to you.
Classical reverse Opel Astra 5 noises and some tips to look after your gearbox
Why does the reversing of my Opel Astra 5 make a different noise from my other speeds?
De facto, adding all gears, bearings and pinions into a gearbox is a difficult task. The noise generated by the reversing of your Opel Astra 5 is logical. It can be explained in a fairly simple way. In fact, the gears used for conventional speeds (1st to 5th or 6th) are so-called “helical” gears (oblique gears) . The use of such a pinion makes the noise caused by the gears much less important than with spur gears used for the reverse gear.
Tips to reduce wear on your clutch and gearbox
- Don’t give a big boost:
Certainly, if you kick the throttle hard when you are in reverse or when you put the automobile in the revs, you risk to burn your clutch or gnawing at the gearbox pinions. - Never reverse while the automobile is in motion or vice versa:
Reversing the direction of operation of the gearbox during operation is a very bad idea. In fact, the pressure you will apply on the gears will be significant and you will produce a premature wear and tear of the gears. You can even break the gears of your gearbox at speed by doing so. It will therefore be completely usual if you find out a reverse noise on your Opel Astra 5 if you shift gear under these conditions.
Different Opel Astra 5 reversing noises and their origins
Finally in this section, we will move on to what you are probably most curious about in this content, to learn about the source of reversing noise on Opel Astra 5. Here are the 3 typical noises you may be victim of.
I notice a grinding noise when starting in reverse gear
If you perceive a grinding noise when you start in reverse with your Opel Astra 5, it may be the engine mounts that are tired. In fact, when the engine is in reverse gear, due to the pinions we saw above the vibrations generated by the gearbox are higher and it is therefore plausible that due to their wear the silentblocks no longer absorb the engine vibrations well. In this situation, do not hesitate to consult this article for more details about strut mount noises on Opel Astra 5.
An increased reverse knocking noise on Opel Astra 5X
If you are subject to a knocking noise when you are in reverse with your Opel Astra 5 and this noise tends to amplify as you gain speed. It is plausible that you are going through a serious trouble that needs to be fixed right away before wrecking your entire gearbox. In fact, an intensifying rattling noise means that the gears are damaged. If they are, debris will disperse to the rest of the box and damage other gears before long. Take your automobile to your auto mechanic quickly or read this content about gearbox noise on Opel Astra 5 for more details.
I notice a noise when I go in reverse
Finding out a noise when you shift into reverse is normal and relating to the gears and sprockets used in the gearbox. If, on the other hand, you have the feeling that your Opel Astra 5 reverse gear makes more noise than before, it is plausible that filings have been produced and are moving around in it. It is therefore time to empty the box.
