Remove the Niva Chevrolet gearbox with your own hands

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Replacing the Niva Chevrolet gearbox with your own hands

How to correctly remove a box on a Chevrolet Niva
Every car owner knows about the value and necessity of such a product as a box. It is also clear that at some point any part or device tends to wear out or fail, which leads to malfunction of one or another type of product or even system. Now let's pay attention to the box on the Chevrolet Niva. We have already discussed what the device is, why it is needed and what main parts it consists of. But in most cases, car enthusiasts of the luxury Niva Chevrolet SUV have to remove the gearbox, which is caused by the failure of the components of the box.

Naturally, you will tell me why you need to dismantle the gearbox without the help of others, if this function can be performed even more quickly at a service station. Replacing struts on a viburnum with your own hands, how to repair the front strut of a Lada viburnum. Of course, handing over the car for the procedure of removing the box and then replacing the internal parts is very simple. Manual for Chevrolet Niva 1 5.2.3 replacing the oil seal in the gearbox housing can. A detailed article about changing the oil in a Chevrolet Niva gearbox with your own hands. The choice of gearbox oil and the timing of its replacement. But not every owner is ready to shell out a large amount of money to replace a couple of parts in the gearbox. Removing the Chevrolet Niva gearbox and replacing the clutch -. In addition, you cannot trust anyone as much as you trust yourself, even if we are talking about a professional approach. If you are familiar with a hammer and screwdriver, then the process of removing the box will seem even pleasant to you. Do-it-yourself oil change in a Niva Chevrolet gearbox. So, let's start with why you need to remove the gearbox on a Chevrolet Niva?

Reasons for withdrawal

Everyone knows that the gearbox on cars is the most unpretentious product, but only if you handle it correctly. Let's start from the beginning: the Chevrolet Niva is an all-wheel drive SUV, which, from the very design, was prepared for a track with various types of obstacles. In the video, but you can easily do everything yourself to replace the front struts. Overcoming obstacles means loading the car, and many problems arise from the loads and overloads of the vehicle, in particular, parts of the engine, gearbox, clutch, etc. fail.

Thus, the reasons for dismantling the gearbox may be as follows:

Removal for subsequent replacement of the entire mechanism. But it’s immediately worth noting that a new box is installed only if the old one is completely unusable. But this doesn’t happen often, only on cars with high mileage.
For carrying out repair and cleaning work. This work may include: replacement of failed components, gaskets, scenes and other products. replacing the timing chain on a 1.2 Skoda Fabia engine. Brief content and do-it-yourself repairs without using special tools my page in. Chevrolet Niva car. Gearbox on a Chevrolet Niva. On the Chevrolet field with your own hands. It all depends on what was disabled.
When carrying out repair work on other vehicle components, if the gearbox interferes with these activities.

Main gearbox malfunctions

Any part can fail over time. To feel comfortable and confident on the road in any weather conditions, the driver must carefully listen to the operation of all systems of the “iron horse”. Experienced car enthusiasts identify several main reasons that indicate the need to remove the gearbox:

Increased noise level while driving. When changing gears, extraneous noise may occur; if this happens, then most likely it’s time to repair the manual transmission.
It takes more effort to change gears. Difficulties may be due to an oil leak or a problem with the seal.
Spontaneous gear shifting. This fact is directly related to the need to repair or replace the box. Such “independence” can bring the machine to complete failure.

Before starting work, you should check the oil level, the reliability of the fastenings and test the clutch drive for possible defects. If this was the problem, then there is no need to remove and repair the gearbox. Structurally, the car is designed in such a way that the gearbox must be removed to carry out a number of other works. Otherwise, you won't be able to replace the parts.

Removal of the gearbox will also be required when replacing the clutch, front input shaft bearing, flywheel and rear engine crankshaft oil seal.

Tool for the job

In order to remove the gearbox from a Niva Chevrolet, you must use the following tool:

A set of wrenches, in particular, a wrench for “10”, “12”, “13”, “17”.
A set of hexagons, in particular with a diameter of 12 mm.
A container for draining used oil from the box.
Pliers and a set of screwdrivers.
For ease of implementation, we recommend that removal be carried out by two people, since the gearbox unit is quite heavy.

After making sure that these tools are available, you can install the Niva Chevrolet SUV on the inspection hole and proceed directly to the process of removing the gearbox.

Step-by-step instruction

There can be many reasons why you need to remove the transmission of a Niva Chevrolet car. One way or another, they are related to the repair of the gearbox. In particular, this could be:

the appearance of new noises and third-party sounds;
there were problems with shifting the gearshift lever;
speeds are turned off randomly or turned on with difficulty;
transmission fluid has leaked through the seals;
there was a need to replace the clutch mechanism or other parts.

Gearbox of a Niva Chevrolet car, removed.
Remember that the process of dismantling the gearbox in a Niva Chevrolet car is quite a difficult task. Therefore, before you begin the procedure for dismantling the box, you must make sure that this really requires it. For example, if the malfunctions are caused by an insufficient level of transmission fluid, then it will be enough to simply top it up rather than dismantle the unit.

What will you need?

To do everything as quickly and correctly as possible, prepare all the tools that you may need in the process of removing the unit:

wrench set to “10”;
wrench to “13”;
hex key set to “12”;
old container for collecting transmission oil.
screwdriver;
pliers.

Universal wrench (10)

13mm wrench

Hex wrench 12

Old bucket for collecting transmission oil

Flat blade screwdriver

Pliers

Step by step instructions

If you have prepared all the tools, then you can begin the process of dismantling the Niva Chevrolet gearbox.

It will also be a huge plus if you have an assistant working with you: without the help of another person, removing the gearbox will be very difficult.

So let's get started:

First you need to drive the Chevrolet Niva into a garage with a pit or onto an overpass.
Then open the hood and disconnect the battery.
Go underneath your car and locate the drain cap. Place a container under the hole to collect the liquid. Unscrew the drain cap and wait a while until all the waste liquid is completely drained.
Clean the drain plug from dirt and install it in place.
When the transmission oil is glassy, you need to remove the driveshaft. Also dismantle the intermediate shaft.
Now disconnect the wires from the reverse light switch.
Get inside the car. Take a screwdriver and use it to pry off the gear selector cover. Slide the cover up for greater convenience.
Next, unscrew the handle from the gearshift lever and remove it along with the protective cover.
After this, you will need to unscrew the nut securing the gearshift support plate.
Now you need to remove the rear gearbox support.
Having done this, unscrew the clamp screw securing the gearshift rod.
Next, remove the three screws that secure the base plate bracket. Having done this, you can dismantle the gear change device drive.
Then, using the appropriate wrench, you will need to remove the screws that secure the clutch housing shield. Set the bolts aside to avoid losing them.
Now you need to unscrew several screws that secure the clutch slave cylinder to the crankcase. The cylinder itself must be removed, but do not disconnect the pipe from it. Make sure the clutch cylinder hangs on the pipe.
Next, to remove the transmission of a Niva Chevrolet, you will need to unscrew the three screws that secure the starter. Also put them aside so as not to lose them.
Now you need to dismantle the anti-roll bar device. If you think that you cannot carry out this work yourself, we recommend that you seek help from specialists at a service station.
Then you need to remove the exhaust pipe.
Take a wrench and remove the four bolts that secure the clutch housing to the vehicle engine.
Here you will need the help of another person. Have a helper support the rear of the power unit to prevent it from falling.
Now you can remove the Niva Chevrolet gearbox along with the clutch housing. Please note: under no circumstances should the end of the input shaft rest on the clutch spring petals. If the springs are deformed, the pressure plate will have to be replaced.

1. With the battery terminals disconnected, disconnect the wires from the reversing headlight switch.

2. Then remove the rear driveshaft

3. Also remove the front driveshaft.

4. Using a flat-blade screwdriver, pry up the protective cover of the gearbox lever and remove the cover.

5. Now you need to remove the pipe bracket. Take the key and unscrew the mounting bolts and remove it.

6. Then take a wrench and unscrew the bolts securing the gearbox to the vehicle engine.

7. Then, using a wrench, unscrew the screws securing the power unit to the Niva Chevrolet body.

8. Pry up the power unit and, with the help of an assistant, dismantle it and move it away.
This completes the procedure for dismantling the Niva Chevrolet gearbox. Having completed all the repair work for which you removed the gearbox, install the unit, repeating the steps in reverse order. Also, do not forget to fill the transmission fluid into the unit.

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When you reinstall the gearbox, apply a thin layer of lubricant to the splined portion of the input shaft. This is done in order to increase its service life. After installing the gearbox, check the operation of the gear shift drive. If necessary, adjust it. Below is a video on removing the power unit.

Removing the gearbox: everything in order

Before starting the procedure for removing the transmission from a Niva Chevrolet SUV, be sure to set the car to the handbrake and place shoes under the wheels. Also open the hood and remove the negative terminal from the battery. This is necessary to avoid unintentional short circuiting.

So, let's start removing:

Having descended into the inspection hole, find the plug on the gearbox for draining the used oil. Changing transmission oil in a Chevrolet Niva gearbox with your own hands. replacing the disk and release bearing of a Chevrolet Niva with an analogue one. Removing the gearbox, replacing the clutch disc with my own hands, I'm in VK. Before unscrewing it, prepare a special container. The container must have a capacity of at least 1.7 liters.
Using a hexagon, the plug is unscrewed and the oil is drained. The drain takes about 10 minutes. While the oil is draining, it is not allowed to carry out any work on the box.

Chevrolet Niva gearbox repair

Disassembly and repair of the Chevy Niva gearbox is required for the following malfunctions. Gearbox humming
: bearing wear;
wear of gear teeth and synchronizers; axial movement of shafts. Difficulty shifting gears
: wear of the spherical joint of the gear shift lever, lack of lubrication in the assembly;
deformation of the gear shift lever; burrs, bends, contamination of rod seats, jamming of locking blocks; contamination of the sliding coupling and hub splines; deformation of gear shift forks. Gears fly out or the switching is unclear
: wear of the holes for the balls on the rods, breakage of the clamp springs;
wear of the synchronizer blocking ring; synchronizer spring failure; wear of the teeth of the synchronizer coupling or the synchronizer ring gear. Reduced oil level or leakage
: wear of the oil seals of the primary and secondary shafts; loosening of the gearbox housing covers, damage to the sealing gaskets; loosening of the clutch housing to the gearbox housing.

Assembly and disassembly of the Chevrolet Niva gearbox - video

In what case is replacement performed?

The gearbox is simpler than the engine, but sometimes it needs replacement. Often wear and damage force the car owner to buy expensive spare parts. Ultimately, the sum equals a used box in good condition. In this case it is better to change. Thus, a used box will be the best option.

In addition, replacement may be required after severe impacts and destruction of both the gearbox housing and internal mechanisms, which “dragged” along the parts of the fastenings to the housing. The price of a new Niva box is not high. Thus, repairs will cost the car owner less than many analogues.