- PrintableYes
- Works onPC, Mac, iPhone, iPad, Android phones and tablets
- SoftwareWe recommend Sumatra PDF as PDF reader
2018 GMC Sierra 2500 HD / 3500 HD repair manual
$79.99
- Do the labor yourself. On most repairs the shop’s labor costs more than the parts. With the factory procedure you can do that part yourself.
- Built for your VIN. Your engine, transmission and options, so you don’t have to guess which section applies.
- Factory steps, specs and wiring. Repair procedures with illustrations, torque values and the complete wiring diagrams.
- Find any job in seconds. Searchable PDF with a full index and bookmarks.
- In your inbox in 12–24 hours. Yours to keep, on any computer, phone or tablet.
Description
2018 GMC Sierra 2500 HD / 3500 HD factory repair manual (K2XX) – PDF for your VIN
The 2018 GMC Sierra 2500 HD / 3500 HD (K2XX) factory repair manual, made for your VIN from GM's factory service data: repair procedures, torque specs and wiring diagrams for your exact Sierra 2500 HD / 3500 HD. The 2018 Sierra 2500 HD / 3500 HD was offered with two engines and two transmissions (listed below); your manual covers the combination your VIN shows.
This page is for the heavy-duty 2018 Sierra 2500 HD and 3500 HD. For the light-duty truck, see the 2018 GMC Sierra 1500 manual.
factory-manuals.com is a Google Top Quality Store. Among stores with that badge, it is the only one where you buy the manual itself instead of renting access to it.
The difference you get
- Factory information, not an aftermarket book: the same GM procedures and specifications dealer technicians use
- Yours to keep: pay once and the PDF stays with you
- Clickable hyperlinks throughout the PDF: from a repair step straight to the diagram or torque table it mentions, with bookmarks and full-text search on top. Few manuals sold online have this
- Works on any device, offline, and prints page by page for the garage
- Questions answered by a person, not a chatbot, before and after you buy
- A Google Top Quality Store, online since 2015
Not the owner's manual
Many people search for the 2018 Sierra 2500 HD / 3500 HD owner's manual and need more than it gives. The difference:
- Owner's manual: controls, warning lights, maintenance schedule, fluid types
- Factory repair manual: removal and installation steps, torque specs, diagnostic trouble codes, wiring diagrams and component locations
Your 2018 Sierra 2500 HD / 3500 HD is from the K2XX Sierra HD generation, built for model years 2015–2019. Most procedures are shared with the other years of this generation, but options, software and wiring changed along the way, which is why the manual is built for your VIN.
Engines offered
- 6.0L V8 gasoline
- 6.6L Duramax V8 turbo diesel
Transmissions offered
- 6-speed automatic
- Allison 1000 6-speed automatic
The manual is made for the version in your VIN, so you don't have to work out your engine code.
Jobs owners of a 8-year-old Sierra 2500 HD / 3500 HD look up most
- Coolant and transmission fluid service
- Battery, starter and charging faults
- Sensor faults: oxygen, ABS wheel speed, mass air flow
- Door lock actuators and window regulators
- Brake pads, rotors and calipers
- Glow plugs and cold-start faults
- Diesel particulate filter regeneration
- EGR valve and cooler
2018 Sierra 2500 HD / 3500 HD: recalls and known problems
The U.S. safety agency NHTSA lists 6 safety recalls and 49 owner complaints for the 2018 Sierra 2500 HD / 3500 HD. When a part on this list fails out of warranty, the manual shows how to test and replace it.
- Seat Belts: Retractor (campaign 17V567000)
- Engine (campaign 19V328000)
- Equipment: Engine Block Heater (campaign 21V496000)
- Fuel System, Diesel: Tank Assembly (campaign 23V047000)
- Air Bags: Inflator (campaign 24V756000)
- Fuel System, Gasoline: Tank Assembly (campaign 19V088000)
Most owner complaints concern: Electrical System (9), Engine (9), Exterior Lighting (6), Service Brakes (6), Fuel/Propulsion System (5).
Check your VIN: the 10th character is “J” on a 2018 model.
More GMC repair manuals: 2018 Terrain, 2018 Acadia, 2018 Canyon, 2018 Savana, 2018 Sierra, 2018 Yukon.
What happens after you order
- We check the VIN.
- We compile the 2018 Sierra 2500 HD / 3500 HD service information for it.
- You receive one bookmarked, hyperlinked PDF by email in 12–24 hours.
Inside the manual
- General information, vehicle identification and lifting points
- Maintenance schedules, fluids and capacities
- Engine mechanical: timing, cylinder head, lubrication
- Cooling system
- Fuel system and engine management
- Ignition, starting and charging
- Emission controls
- Exhaust system
- Clutch and manual transmission
- Automatic transmission / transaxle
- Driveshafts, axles and differential
- Suspension, front and rear
- Steering
- Brakes and ABS
- Heating, ventilation and air conditioning
- Restraints and airbags
- Body, doors, glass and trim
- Lighting and instruments
- Electrical components and module locations
- Wiring diagrams
- Diagnostic trouble codes
Versions offered
Engines:
- 6.0L V8 gasoline
- 6.6L Duramax V8 turbo diesel
Transmissions:
- 6-speed automatic
- Allison 1000 6-speed automatic
Your manual is built for the version in your VIN.
Video
This video is for information. Your manual looks and works the same way, but it is not identical.
Delivery
Free, by email in 12-24 hours.
