Description
Factory Lexus GS300 Workshop Manual (2006–2011)
This factory-level repair manual covers the third-generation Lexus GS300 (S190 chassis) sold in the United States from 2006 through 2011, delivering the complete technical data technicians and enthusiasts need to service this refined sport sedan at home or in the shop.
Powertrain & Drive Coverage
| Component | Variants Covered |
|---|---|
| Petrol | 3.0L 3GR-FSE V6 (direct injection, ~245 hp) |
| Diesel | N/A |
| Transmissions | 6-speed A760H automatic, 6-speed A960E automatic |
| Drive | RWD; AWD |
| Model Years | 2006, 2007, 2008, 2009, 2010, 2011 |
| Badge Twins | Toyota Crown Majesta (S180/S200, Japan market) |
Common GS300 Repairs Covered
| System | Procedures |
|---|---|
| 3GR-FSE High-Pressure Fuel System | Direct-injection fuel injector cleaning, high-pressure pump replacement, fuel pressure testing |
| Suspension & Steering | Front upper control arm bushing replacement, wheel alignment specifications, power steering rack service |
| Brake System | Rear brake caliper slide pin service (known sticking issue), rotor resurfacing specs, ABS actuator diagnostics |
| Electrical / Navigation | Mark Levinson amplifier wiring diagnostics, instrument cluster removal, HVAC blend door actuator replacement |
Format & Delivery
PDF. Instant download; lifetime re-downloads.
Frequently Asked Questions
Why do GS300 rear brake calipers stick, and does this manual cover the fix?
The S190 GS300 is known for rear caliper slide pins seizing due to moisture intrusion, leading to uneven pad wear and brake pull. This manual provides complete brake caliper disassembly procedures, slide pin cleaning and lubrication specifications, and torque values for reassembly.
Does this manual cover the AWD variant as well as the standard RWD GS300?
Yes. Both the rear-wheel-drive GS300 (A760H transmission) and the all-wheel-drive GS300 (A960E transmission) are fully covered, including propeller shaft, center differential, and transfer case service procedures.
Are wiring diagrams included for the Mark Levinson audio system and navigation?
Complete electrical documentation is included, covering the optional Mark Levinson premium audio system, navigation unit, climate control circuits, and all body electrical systems with color-coded connector pin assignments and ground locations.
What format is the manual?
The manual is delivered as a PDF file, fully searchable and compatible with Windows, Mac, iOS, and Android devices. Individual pages or full sections can be printed for use in the workshop.
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