It is never pleasing to perceive a sound on your car that you don’t know where it comes from. You may be questioning what to do when you notice a reversing gear noise that lasts on your Chevrolet HHR? Any gearbox issue can be critical, but before making sure, it is better to do a few inspections. Our team has written this article to help you resolve it. First, we will see what the origins and the different gearbox noises can be on Chevrolet HHR, and second, what are the solutions available to you.
Classical reverse Chevrolet HHR noises and some tips to protect your gearbox
Why does the reversing of my Chevrolet HHR make a different noise from my other speeds?
De facto, integrating all gears, bearings and pinions into a gearbox is a difficult action. The noise caused by the reversing of your Chevrolet HHR 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 chosen for the reverse gear.
Tips to limit wear on your clutch and gearbox
- Don’t give a big boost:
In fact, if you kick the throttle hard when you are in reverse or when you put the car in the revs, you risk to burn your clutch or gnawing at the gearbox pinions. - Never reverse while the car is in motion or vice versa:
Reversing the direction of operation of the gearbox during operation is a very bad choice. In fact, the pressure you will apply on the gears will be monumental and you will create 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 normal if you listen to a reverse noise on your Chevrolet HHR if you shift gear under these conditions.
Several Chevrolet HHR reversing noises and their triggers
Finally in this section, we will move on to what you are probably most enthusiastic about in this article, to learn about the source of reversing noise on Chevrolet HHR. Here are the 3 typical sounds you may be victim of.
I experience a grinding noise when starting in reverse gear
If you perceive a grinding noise when you start in reverse with your Chevrolet HHR, it may be the engine mounts that are tired. Indeed, when the engine is in reverse gear, due to the pinions we saw above the vibrations made by the gearbox are higher and it is therefore conceivable that due to their wear the silentblocks no longer absorb the engine vibrations well. In this case, do not hesitate to check out this content page for more information about strut mount noises on Chevrolet HHR.
An increased reverse knocking noise on Chevrolet HHRX
If you are subject to a knocking noise when you are in reverse with your Chevrolet HHR and this noise tends to increase as you gain speed. It is conceivable that you are experiencing a serious issue that needs to be solved very fast before wrecking your entire gearbox. In fact, an intensifying rattling noise means that the gears are damaged. If they are, debris will propagate to the rest of the box and damage other gears in short order. Take your car to your technician quickly or read this content about gearbox noise on Chevrolet HHR for more details.
I perceive a noise when I go in reverse
Hearing 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 Chevrolet HHR reverse gear makes more noise than before, it is conceivable that filings have been made and are moving around in it. It is therefore time to empty the box.
