Description
Factory Chevrolet Blazer Workshop Manual (2019–2022)
This is the factory-sourced repair manual for the second-generation Chevrolet Blazer mid-size crossover SUV, covering every model year from 2019 through 2022 and all US-market trim levels from the base L up through the RS and Premier editions.
Powertrain & Drive Coverage
| Component | Variants Covered |
|---|---|
| Petrol | 2.0L LSY turbocharged four-cylinder (228 hp), 2.5L LCV four-cylinder (193 hp), 3.6L LGX V6 (308 hp) |
| Diesel | N/A |
| Transmissions | 9-speed M3D automatic (four-cylinder), 9-speed M3F automatic (V6) |
| Drive | FWD (chassis C1UG), AWD (chassis C1UH) |
| Model Years | 2019, 2020, 2021, 2022 |
| Badge Twins | N/A |
Common Blazer Repairs Covered
| System | Procedures |
|---|---|
| 9-Speed Automatic Transmission | Harsh shifting / hesitation diagnosis, fluid change, valve body inspection, and full rebuild procedures for M3D and M3F units |
| 2.0L LSY Turbocharger | Boost leak diagnosis, turbo oil feed line inspection, intercooler removal and replacement |
| Electronic Power Steering | Steering torque sensor calibration, EPS module fault code retrieval, rack-and-pinion replacement |
| HVAC & Blend Door Actuator | Actuator replacement, refrigerant recovery and recharge, compressor diagnosis for R-1234yf system |
Format & Delivery
PDF. Instant download; lifetime re-downloads.
Frequently Asked Questions
Is the 9-speed automatic transmission known to have problems on the 2019–2022 Blazer?
Yes. The 9-speed automatic in the Blazer has been reported to exhibit harsh or delayed shifting, particularly during low-speed maneuvers. This manual includes full diagnostic flowcharts, solenoid testing procedures, fluid specification charts, and step-by-step rebuild instructions for both the M3D (four-cylinder) and M3F (V6) variants to help resolve these concerns.
Does this manual cover both FWD and AWD Blazer configurations?
Yes. The manual covers both the FWD C1UG chassis and the AWD C1UH chassis, including AWD coupling unit service, transfer case fluid maintenance, and front/rear axle procedures relevant to all-wheel drive models.
Are wiring diagrams and ADAS system procedures included?
Yes. Comprehensive wiring schematics cover the engine management system, BCM, MyLink infotainment, power distribution, and all ground locations. Advanced driver assistance systems — including lane departure warning, forward collision alert, and blind spot monitoring — are also fully documented with connector pinouts and component locations.
What format is the manual?
This manual is a fully searchable PDF file. After purchase you can download it immediately and access it on any Windows PC, Mac, tablet, or smartphone. Individual pages can be printed for use in the shop, and the file may be re-downloaded at any time.
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