2004 Buick Rainier 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 158 complaints citing each category; one complaint can cite several. Full breakdown on the 2004 Buick Rainier overview page.
What owners report
“THE CONTACT OWNS A 2004 BUICK RAINIER. THE CONTACT STATED THAT WHILE DRIVING 50 MPH, THE SPEEDOMETER FAILED. THE CONTACT ALSO STATED THAT THE OIL…”NHTSA complaint 10544198 — filed 09/18/2013
“MY 2004 BUICK RAINIER HAS AN ISSUE WITH THE ELECTRICAL SYSTEM WHERE THE BATTERY KEEPS BEING DRAINED BY A DEAD SHORT IN THE SYSTEM AND…”NHTSA complaint 10538486 — filed 09/03/2013
“I JUST BOUGHT A BUICK RAINIER 2004. I WAS DRIVING IT AND STOPPED AT A RED LIGHT AND THE SPEEDOMETER NEVER WENT BACK TO 0.TOOK…”NHTSA complaint 10536616 — filed 08/22/2013
Excerpts are shortened and scrubbed of personal details; they are individual, unverified reports.
Electrical System complaints by year filed
Frequently asked questions
Does the 2004 Buick Rainier have electrical system problems?
Electrical System is the most-reported problem area on the 2004 Buick Rainier: 52 of 158 complaints on file (32.9%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2004 Buick Rainier have in total?
158 complaints were on file with NHTSA as of 07/14/2026. Across all categories, 9 involved a crash, 4 involved a fire, 10 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.
