It is never pleasurable to discover a sound on your vehicle that you don’t know where it comes from. You may be thinking about what to do when you notice a reversing gear noise that continues on your Chevrolet Suburban? Any gearbox trouble can be severe, but before making sure, it is better to do a few investigations. Our team has made this paper to support you deal with it. First, we will see what the sources and the different gearbox noises can be on Chevrolet Suburban, and second, what are the solutions available to you.
Classical reverse Chevrolet Suburban noises and some tips to look after your gearbox
Why does the reversing of my Chevrolet Suburban make a different noise from my other speeds?
De facto, adding all gears, bearings and pinions into a gearbox is a difficult exercise. The noise made by the reversing of your Chevrolet Suburban 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 more quiet 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 vehicle in the revs, you risk to burn your clutch or gnawing at the gearbox pinions. - Never reverse while the vehicle 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 monumental and you will generate 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 notice a reverse noise on your Chevrolet Suburban if you shift gear under these conditions.
Diverse Chevrolet Suburban reversing noises and their origins
Finally in this section, we will move on to what you are probably most interested in this content, to find out about the source of reversing noise on Chevrolet Suburban. Here are the 3 typical sounds you may be victim of.
I experience a grinding noise when starting in reverse gear
If you discover a grinding noise when you start in reverse with your Chevrolet Suburban, it may be the engine mounts that are tired. Certainly, 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 plausible that due to their wear the silentblocks no longer absorb the engine vibrations well. In this situation, do not hesitate to read this document for more details about strut mount noises on Chevrolet Suburban.
An increased reverse knocking noise on Chevrolet SuburbanX
If you are subject to a knocking noise when you are in reverse with your Chevrolet Suburban and this noise tends to build up as you gain speed. It is plausible that you are confronting a serious trouble that needs to be fixed quickly before ruining your entire gearbox. In fact, an intensifying rattling noise means that the gears are damaged. If they are, debris will spread to the rest of the box and damage other gears in short order. Take your vehicle to your technician quickly or check out this article about gearbox noise on Chevrolet Suburban for more data.
I find out a noise when I go in reverse
Finding out a noise when you shift into reverse is normal and connected to the gears and sprockets used in the gearbox. If, on the other hand, you have the feeling that your Chevrolet Suburban reverse gear makes more noise than before, it is plausible that filings have been created and are moving around in it. It is therefore time to empty the box.
