Chevrolet Suburban transmission repair and maintenance

The American automaker's flagship model, the Chevrolet Suburban, upgraded with a 50 cm extension, is the successor to the Chevrolet Tahoe, a versatile SUV-type vehicle, and was Best New Car of 2018" in the large SUV category. .

The Chevrolet Suburban gearbox, designed to be particularly resistant to heavy loads and off-road conditions, can, over time, develop faults requiring maintenance and repair.

EDEN BOITES takes you step by step through repair at attractive attractive prices.

Chevrolet Suburban presentation

The name suburban "describes a window station wagon on a commercial chassis.

This SUV was originally known as the Suburban Carryall. Manufactured since 1934 and particularly appealing to large families, the Chevrolet Suburban, already in its twelfth generationfeatures intelligent technologies that combine :

• flexibility with Super Cruise MC† ;
• power with the new EcoTec3 V8 and its 355 hp;
• 6/10-speed automatic transmission ;
• complete pick-up chassis ;
• exceptional interior space spacious, comfortable, versatile (up to 9 passengers on 3 rows of seats) ;
• average consumption of 13 liters per 100 km.

Chevrolet Suburban automatic transmission types 

Over the generations, the Suburban has evolved. Transmissions have successively included :

• a 4L60 four-speed automatic gearbox for the 1500 series;
• a heavier 4L80 four-speed automatic gearbox for the 2500 series;
• the 1500 series equipped with the 6.5 L turbo diesel engine;
• a 6-speed automatic gearbox for Chevrolet Suburban Premier - CTTE Van E85 4×4 V8 engine 5.3 liters - 355hp ;
• a 10-speed automatic gearbox for Chevrolet Suburban High Country 4×4 - 6.2-liter V8 engine - 420hp.                   

However, the manual gearbox option was abandoned after the 2000s.

How to identify a fault in the gearbox of your Chevrolet Suburban?

When you encounter problems with your Suburban's gearbox, there are several ways to identify them:

• an oil leak: If you notice oil stains on the ground, check to see if they're coming from your Suburban's gearbox. In this case, you can opt to replace the seals: a less costly solution for preserving the gearbox's functionality;
• abnormal noises or vibrations: If the damage is due to unusual noises or vibrations, consider replacing the gearbox bearings. This targeted repair can improve transmission performance;
• bumps: If you find that your gears catch, you may need to replace the synchronizers. These components ensure a smooth transition between gears;
• a gearbox oil change: An oil change is not a repair as such, but contributes to gearbox maintenance. Follow the recommended intervals to keep the gearbox in good condition, and use an appropriate, high-quality gearbox oil.

Tips and tricks for maintenance and repair

The American V8 engines used in Chevrolet Suburbans are known for their reliability. Regular maintenance of the gearbox is highly recommended to keep it running smoothly and prolong its life.

To ensure correct operation of your automatic gearbox, you should :

• check gearbox oil level and appearance;
• regular oil changes.

Here is a summary of the steps involved in replacing the gearbox :

• Removing the gearshift bellows: start by removing the rubber bellows surrounding the gear lever to gain access to the internal components;

• Removing the driveshaft: disconnect the driveshaft from the gearbox. Mark the position of the shaft for later reassembly;

• Remove the silent blocks: these are the rubber elements that hold the gearbox in place. Remove them to free the gearbox;

• Remove the clutch slave cylinder ;

• Remove the speedometer cable nut, clutch housing and engine block fixing screws: these are essential to hold the gearbox in place. Unscrew them;

• Remove the gearbox.

Changing the gearbox on a Chevrolet Suburban is a complex task requiring advanced mechanical skills.

When in doubt, the best option is to consult a qualified professional to assess the damage and determine the best approach.

Where should you turn for gearbox repairs? 

If the gearbox needs to be completely replaced, EDEN BOITES offers you an economical solutionin addition to being ecological and responsible we offer a wide range of wide range of reconditioned products by our specialists at the best prices, with fast delivery. Take a look at our offer for Chevrolet Suburban gearbox.

You can also contact us via our online form, fast, free and without obligationto have an advisor call you back EDEN BOITES as soon as possible!