2004 Chevrolet Suburban 1500 Electrical System Problems
NHTSA component category: ELECTRICAL SYSTEM · data through 07/12/2026
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 182 complaints citing each category; one complaint can cite several. Full breakdown on the 2004 Chevrolet Suburban 1500 overview page.
What owners report
“SPEEDO DOES NOT READ CORRECT, IT GETS STUCK AT VARIOUS NUMBERS...WHILE DRIVING OR PARKED ON OR OFF (SPEED CAN BE PLUS OR MINUS ACTUAL SPEED…”NHTSA complaint 10444869 — filed 01/23/2012
“2004 CHEVROLET SUBURBAN GOES INTO REDUCED POWER ENGINE W/O REASON CHANGE THE ENGINE, BECAUSE HIGH MILES, CHANGE TRANSMISSION, CHANGE THROTTLE BODY,CHANGE GAS PEDAL MODULE, CHANGE…”NHTSA complaint 10421869 — filed 08/21/2011
“OUR 2004 CHEVROLET SUBURBAN LT HAS APPROXIMATELY 115K MILES. PERIODICALLY THE ENTIRE INSTRUMENT CLUSTER, WITH THE EXCEPTION OF A COUPLE OF LIGHTS, STOPS WORKING. NO…”NHTSA complaint 10410674 — filed 07/06/2011
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 Chevrolet Suburban 1500 have electrical system problems?
Electrical System is the #2 most-reported problem area on the 2004 Chevrolet Suburban 1500: 35 of 182 complaints on file (19.2%). Complaints are unverified owner reports, not confirmed defects.
How many complaints does the 2004 Chevrolet Suburban 1500 have in total?
182 complaints were on file with NHTSA as of 07/12/2026. Across all categories, 2 involved a crash, 4 involved a fire, 2 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.
