Plan d’maintenance Chevrolet Silverado 2500 HD III (K2XX) Crew Cab Long Box

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📖Chevrolet Silverado 2500 HD III (K2XX) Crew Cab Long Box: heavy-duty strength in refined attire

Chevrolet Silverado 2500 HD III (K2XX) Crew Cab Long Box (2015-2019)

With the introduction of the K2XX generation, the Silverado 2500 HD adopted a substantially quieter, more aerodynamic body featuring inlaid doors with triple seals, while retaining its unyielding heavy-duty truck capability. In Crew Cab Long Box guise, this immense vehicle stands as the definitive choice for pulling substantial fifth-wheel trailers, commercial plant flatbeds, and multi-horse trailers over long distances. Structured and meticulous Chevrolet Silverado 2500 HD maintenance is essential to keep this sophisticated towing platform performing at its peak.

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Entrez votre number plate d’number plate afin de suivre freeement votre Silverado 2500 HD III (K2XX) Crew Cab Long Box

Garajo prépare votre garage et vous permet ensuite de suivre les maintenances, les rappels et les points à surveiller.

Owner notes

The reassuring points, known weak spots and deadlines you should not let slip.

Reassuring points

Reliability

The K2XX platform provides a vastly quieter, more refined cabin with outstanding high-speed motorway comfort.
The 2017-2019 Duramax L5P engine delivers monumental torque and superior fuel system reliability over the earlier LML.
The Crew Cab Long Box configuration offers the ultimate combination of six-passenger comfort and an uncompromised eight-foot cargo bed.

Chronic weak spots

Keep an eye on

Duramax LML (2015-2016): inspect fuel filter records carefully to safeguard the Bosch CP4 pump against catastrophic metallic contamination.
Duramax L5P (2017-2019): check intercooler boost hose clamps, inspect the coolant surge tank for weeping, and check for NOx sensor codes.
Allison 1000 transmission: examine transmission cooler lines at their crimped fittings for leaks, and check shift firmness under payload.
Tow hitch and chassis: inspect the rear receiver hitch, trailer wiring loom, and rear leaf-spring packs for flattening or stress cracking.
Steering and front suspension: examine torsion bar adjuster keys, upper wishbone ball joints, and steering intermediate shaft for play.

Critical deadlines

Do not miss

On 2015-2016 LML engines, any metallic debris in the fuel filter bowl must be dealt with immediately before the entire injection system fails.
On L5P diesels, low coolant warnings or turbo boost pipe leaks must be addressed promptly before undertaking heavy motorway towing.
Scheduled fluid and filter changes for the Allison gearbox, transfer case, and front and rear axles are vital for towing reliability.
A stressed tow hitch receiver, fatigued rear leaf springs, or worn front ball joints must be rectified before pulling heavy plant trailers.

Fréquences d'maintenance recommandées

Service markers for petrol/diesel versions. Exact intervals vary by engine and model year.

Oil change

Every 15 000 km

Every 1 year

Service

Every 15 000 km

Every 1 year

Brake pads

Every 30 000 km

Every 2 years

Poids ou puissance élevés : usure des number platettes accélérée sur certaines versions

Timing belt / chain

Every 100 000 km

Every 5 years

Battery (12 V)

Every 50 000 km

Every 4 years

Powertrains and average consumption

Average consumption from manufacturer data for the versions available in this generation.

Petrol and diesel powertrains

▾

Petrol, diesel or LPG versions. The intervals shown cover the usual mechanical jobs.

Silverado 2500 HD III (K2XX) Crew Cab Long Box

Estimated average budget

Mid-range cost

Servicing a Chevrolet Silverado 2500 HD III (K2XX) Crew Cab Long Box sits slightly above the market average (+30%).

Simple oil change~115 €

Full service~355 €

Front brake pads~170 €

Timing-belt kit~650 €

Tyres (set of 4)~590 €

* Indicative estimates for parts and labour.

Frequently asked questions about Chevrolet Silverado 2500 HD III (K2XX) Crew Cab Long Box

What are the common problems on the Silverado 2500 HD III (K2XX) Crew Cab Long Box?▾

Silverado 2500 HD III (K2XX) Crew Cab Long Box owners should especially watch: Duramax LML (2015-2016): inspect fuel filter records carefully to safeguard the Bosch CP4 pump against catastrophic metallic contamination. Duramax L5P (2017-2019): check intercooler boost hose clamps, inspect the coolant surge tank for weeping, and check for NOx sensor codes. Garajo includes these watch points so you can act early.

When should you change the timing belt on a Silverado 2500 HD III (K2XX) Crew Cab Long Box?▾

The timing belt is usually replaced every 100,000 km or 5 years on this type of engine.

Where can I find the service book for the Chevrolet Silverado 2500 HD III (K2XX) Crew Cab Long Box?▾

Garajo offers a free digital service book, always up to date, with reminders and a detailed history for your Chevrolet Silverado 2500 HD III (K2XX) Crew Cab Long Box.

How much does it cost to service a Chevrolet Silverado 2500 HD III (K2XX) Crew Cab Long Box?▾

The service budget for a Chevrolet Silverado 2500 HD III (K2XX) Crew Cab Long Box sits slightly above the market average (+30%). Allow about 355 € for a full service, for example. Garajo estimates your budget by powertrain and tracks what you actually spend, for free.

Which Chevrolet Silverado 2500 HD III (K2XX) Crew Cab Long Box powertrain is best for town use?▾

This model is only available as petrol/diesel. Fuel mix: 2 petrol versions ; 2 diesel versions ; 1 LPG version. In town, petrol/LPG versions are usually the better match; diesel versions make more sense with regular long journeys.

Which Chevrolet Silverado 2500 HD III (K2XX) Crew Cab Long Box powertrain should you choose if you mostly drive on the motorway?▾

This model is only available as petrol/diesel. Fuel mix: 2 petrol versions ; 2 diesel versions ; 1 LPG version. For regular motorway use, diesel versions of this model are usually the best fit (range and refinement at a steady speed).

Compatible engine oil

Which engine oil for Chevrolet Silverado 2500 HD III (K2XX) Crew Cab Long Box?

These links are limited to the engines of this generation when oil data is available.

5W-30 for Chevrolet Silverado 2500 HD III (K2XX) Crew Cab Long Box

Capacity : 5.7 lGM dexos 1 Gen 2

15W-40 for Chevrolet Silverado 2500 HD III (K2XX) Crew Cab Long Box

Capacity : 9.5 lAPI CJ-4

Unsure between two viscosities?5W-30 vs 5W-40 0W-20 vs 5W-30 5W-30 vs 0W-30

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