Description
Factory Chevrolet Suburban Workshop Manual (2015-2020)
This factory-level service manual covers the fourth-generation Chevrolet Suburban (K2XX platform), giving US technicians and serious DIYers everything needed to repair, maintain, and diagnose these full-size SUVs from model years 2015 through 2020.
Powertrain & Drive Coverage
| Component | Variants Covered |
|---|---|
| Petrol | 5.3L EcoTec3 V8 (L83) 355 hp, 6.2L EcoTec3 V8 (L86) 420 hp – both with Active Fuel Management & direct injection |
| Diesel | N/A |
| Transmissions | 6L80 6-speed automatic, 8L90 8-speed automatic |
| Drive | RWD (C1500), 4WD (K1500) |
| Model Years | 2015, 2016, 2017, 2018, 2019, 2020 |
| Badge Twins | GMC Yukon XL (K2XX platform) |
Common Suburban Repairs Covered
| System | Procedures |
|---|---|
| Active Fuel Management (AFM) | Lifter replacement, AFM solenoid diagnosis, valley cover gasket R&R – a known high-mileage concern on L83/L86 engines |
| Brake System | Front and rear rotor/pad replacement, brake booster vacuum diagnosis, ABS module bleeding procedures |
| Steering & Suspension | Front upper/lower control arm bushing R&R, electric power steering calibration, alignment specifications |
| Electrical / Body Control | BCM programming, CAN bus fault diagnosis, trailer wiring circuits, OnStar module testing |
Format & Delivery
PDF. Instant download; lifetime re-downloads.
Frequently Asked Questions
Do the AFM lifter issues on the 5.3L L83 get covered in this manual?
Yes. The Active Fuel Management system is fully documented, including lifter assembly removal and installation, AFM solenoid testing, oil pressure diagnostics, and valley cover gasket replacement – all common service points on high-mileage 5.3L Suburbans.
Does this manual cover the GMC Yukon XL as well?
The Chevrolet Suburban and GMC Yukon XL share the K2XX platform and nearly identical powertrains for these model years. While this manual is branded for the Suburban, the mechanical and electrical procedures are directly applicable to the Yukon XL in most cases.
Are both the 6-speed and 8-speed automatic transmissions documented?
Yes. Complete service procedures are provided for the 6L80 6-speed automatic (standard on most trims) and the 8L90 8-speed automatic (paired with the 6.2L L86). Coverage includes fluid and filter service, solenoid replacement, valve body inspection, and full rebuild torque specs.
What format is the manual?
The manual is delivered as a fully searchable PDF file. After purchase you receive an instant download link – no shipping, no waiting. You can access it on Windows, Mac, Android, or iOS devices, and print any section you need for the shop floor.
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