2005 Buick Lacrosse Electrical System Problems
NHTSA component category: ELECTRICAL SYSTEM · data through 07/14/2026
Source: U.S. NHTSA complaint data. Complaints are unverified reports from vehicle owners — a complaint is not a confirmed defect.
How electrical system ranks on this vehicle
Share of the 314 complaints citing each category; one complaint can cite several. Full breakdown on the 2005 Buick Lacrosse overview page.
What owners report
“MY WIFE AND I WERE DRIVING OUR NEW (TO US) 2005 BUICK LACROSSE WITH THE REAR WINDOW DEFROSTER ON IN SANFORD, NC. IT WAS ON…”NHTSA complaint 10363584 — filed 11/01/2010
“THE CONTACT OWNS A 2005 BUICK LACROSSE. THE DRIVER WAS DRIVING 25 MPH WHEN OTHER DRIVERS BEGAN TO FLASH THEIR LIGHTS AT HER. THE VEHICLE…”NHTSA complaint 10356823 — filed 09/21/2010
“TRAVELING ON INTERSTATE 57 DURING DAYTIME HOURS. WHILE CRUISING AT 73 MILES PER HOUR IN THE RIGHT HAND LANE, THE VEHICLE SPUTTERED AND LOST ALL…”NHTSA complaint 10328071 — filed 04/29/2010
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Electrical System complaints by year filed
Frequently asked questions
Does the 2005 Buick Lacrosse have electrical system problems?
Electrical System is the #2 most-reported problem area on the 2005 Buick Lacrosse: 69 of 314 complaints on file (22%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2005 Buick Lacrosse have in total?
314 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 7 involved a crash, 6 involved a fire, 4 reported injuries, and none reported deaths.
What does NHTSA's electrical system category include?
NHTSA assigns each complaint to standard component categories; this page reports the ELECTRICAL SYSTEM category exactly as NHTSA defines and records it.
