2003 Buick Century electrical system problems
23 owner complaints filed with NHTSA name the electrical system on the 2003 Buick Century — 18% of all complaints for this model year.
What owners report
“The vehicle's gas tank won't hold much and clicks as if full. Also, when on uneven pavement or ground, the ⛽ gas warning light comes on, even after gas was just put in. In addition, at times I smell a "burning electrical" smell and the headlights go out, the brights fail to "click" on or goes…”
filed Mar 19, 2021
“Horn button is part of air bag. The horn button shorts out and the horn blows all the time. Have to remove fuse to stop horn blowing. Had to replace air bag to fix. In a few months the problem reoccurred. Its too expensive to replace air bags so I am left without a horn this is a safety issue. Can…”
filed Oct 4, 2020
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8…
PIP4723J · Service Bulletin/Repair Instructions · issued Oct 25, 2024Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to…
General Communication · Service Campaign · issued Aug 26, 2024
Electrical System problems in other Century years
| Year | Reports | Share |
|---|---|---|
| 2005 Century | 6 | 32% |
| 2004 Century | 5 | 13% |
| 2002 Century | 24 | 16% |
| 2001 Century | 17 | 12% |
| 2000 Century | 20 | 10% |
| 1999 Century | 15 | 6% |
| 1998 Century | 26 | 12% |
| 1997 Century | 20 | 19% |
| 1996 Century | 6 | 8% |
| 1995 Century | 6 | 6% |
| 1994 Century | 10 | 9% |
| 1993 Century | 5 | 9% |
Other reported problem areas on the 2003 Buick Century
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.