2003 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated August 2026
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2003 Lexus GS has 1 documented issue. No issues are rated critical, indicating generally reliable ownership. Across all issues with published estimates, repair costs range from $300 to $1,600. DIY maintenance guides at au7o.io.
EXTERIOR LIGHTING
SABERSPORT IS RECALLING 16,270 COMBINATION CORNER AND BUMPER LAMP ASSEMBLIES OF VARIOUS PART NUMBERS SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE HEADLAMPS FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT." THESE LAMPS DO NOT CONTAIN THE REQUIRED AMBER SIDE REFLECTORS.
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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2003 Lexus GS has 1 documented issue. The documented issue is: S160 Valve Cover Gasket, Cam Seal and VVT-i Gear O-Ring Oil Leaks. None are rated critical, but regular maintenance is recommended.
The 2003 Lexus GS has 1 known issue compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. No issues are rated critical, suggesting generally good reliability. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
Repair costs for known Lexus GS issues range from $300 to $1,600, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
The second-generation S160 GS (1998-2005) develops age-related oil leaks at three related points on both engines sold in the body - the 2JZ-GE inline six and the 3UZ-FE V8 of the GS 400/430. The valve cover gaskets harden and weep, the camshaft seals behind the timing covers leak… Repairs typically run $300-$1,600. Severity: medium.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.
