2009 Lexus GS 450h Service & Repair Manual

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The service and repair manual for the 2009 Lexus GS 450h, 1 trim. Matched to this exact model year, so the specifications and sequences are the ones Lexus published for your car, not figures carried over from a neighbouring year.

01 / FitmentWhat this manual covers

Model year2009
TrimsBase
Federal record2 recalls · 0 complaints · 0 technical service bulletins (refreshed 2026-08-21)

02 / InsideSample pages from the 2009 GS 450h manual

2009 Lexus GS 450h service manual page 12009 Lexus GS 450h service manual page 22009 Lexus GS 450h service manual page 32009 Lexus GS 450h service manual page 42009 Lexus GS 450h service manual page 52009 Lexus GS 450h service manual page 6

03 / ContentsSections in the manual

  • Quick Lookups 655
  • General Information 1,574
  • Accessories & Equipment 2,431
  • Heating, Ventilation & A/C (HVAC) 154
  • Body & Frame 605
  • Hybrid/Electric Powertrain 1,104
  • Brakes 515
  • Maintenance 53
  • Drivelines & Axles 62
  • Restraints 404
  • Electrical 2,784
  • Steering 480
  • Engine Mechanical 239
  • Suspension 484
  • Engine Performance 1,301
  • Transmission 55
  • Front Hub Bolts 69
  • Rear 290

04 / Known issuesRecalls on federal record for the 2009 GS 450h

  1. Fuel System, Gasoline — delivery › hoses, lines/piping, and fittings · 18V432000
    A fuel leak in the presence of an ignition source can increase the risk of a fire.
  2. Fuel System, Gasoline — delivery › hoses, lines/piping, and fittings · 14V647000
    A fuel leak in the presence of an ignition source increases the risk of a fire.

Owners have filed 0 complaints and Lexus has issued 0 technical service bulletins for the 2009 GS 450h. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.

FAQQuestions about the 2009 GS 450h manual

Is this manual specific to the 2009 GS 450h?

Yes. It is the OEM manual matched to the 2009 model year across the Base trims. Specifications and procedure sequences are the ones Lexus published for this year.

What 2009 GS 450h problems does it help with?

2 recalls are on federal record for the 2009 GS 450h, covering fuel system, gasoline. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by Lexus dealers.

Does it include 2009 GS 450h wiring diagrams?

Yes — the complete wiring diagrams for the 2009 build, alongside repair procedures, specifications and diagnostics.

Is it a subscription?

No. $34.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.

RelatedOther GS 450h years and 2009 Lexus models

2015 GS 450h · 2014 GS 450h · 2013 GS 450h · 2011 GS 450h · 2010 GS 450h · 2008 GS 450h · 2007 GS 450h · all 11 years

2009 Lexus ES 250 · 2009 Lexus ES 350 · 2009 Lexus GS 300 · 2009 Lexus GS 350 · 2009 Lexus GS 460 · 2009 Lexus GX 470 · 2009 Lexus IS 250 · 2009 Lexus IS 300 · 2009 Lexus IS 350 · 2009 Lexus IS F · 2009 Lexus LS 460 · 2009 Lexus LS 460L · every 2009 model