41 problems have been reported for the 1998 Lexus GS400. The following chart shows the 13 most common problems for 1998 Lexus GS400. The number one most common problem is related to the vehicle's air bags with 8 problems. The second most common problem is related to the vehicle's seat belts (5 problems).
| Problem Category | Number of Problems |
|---|---|
| Air Bag | |
| Seat Belt | |
| Vehicle Speed Control | |
| Service Brakes | |
| Structure | |
| Engine And Engine Cooling | |
| Suspension | |
| Tire | |
| Electrical System | |
| Steering | |
| Visibility | |
| Interior Lighting | |
| Parking Brake |
The following chart shows the number of problems reported during each of the service years since the debut of the 1998 Lexus GS400 in 1998.
| Service Year | Number of Problems |
|---|---|
| 2022 | |
| 2021 | |
| 2020 | |
| 2019 | |
| 2018 | |
| 2017 | |
| 2016 | |
| 2015 | |
| 2014 | |
| 2013 | |
| 2012 | |
| 2011 | |
| 2010 | |
| 2009 | |
| 2008 | |
| 2007 | |
| 2006 | |
| 2005 | |
| 2004 | |
| 2003 | |
| 2002 | |
| 2001 | |
| 2000 | |
| 1999 | |
| 1998 |
When making the decision between buying a new or used Lexus GS400, the following table can be used to compare the 1998 Lexus GS400 with the Lexus GS400 from other model years. Note that the number of problems reported for the 1998 GS400 is 41 while the average number of problems reported for the 3 model years of the Lexus GS400 is 26.
| Model Year | Number of Problems |
|---|---|
| 2000 GS400 | |
| 1999 GS400 | |
| 1998 GS400 |