VehicleVerdict

2003 GMC Suburban problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just 8 complaints on file for the 2003 GMC Suburban — too few to judge reliability from owner reports alone — but one recall campaign applies to this year, so any used example should have its VIN checked for completed recall work.

8

NHTSA complaints

1

Recalls

2

Investigations

1

Crash-involved

0

Fires reported

0

Injuries

0

Deaths

—

NCAP overall

How does 2003 compare to other Suburban years?

Suburban NHTSA complaints by model year, 2003 highlighted490 complaints1966: 0 complaints1974: 1 complaints1981: 0 complaints1982: 0 complaints1983: 2 complaints1984: 5 complaints1985: 6 complaints1986: 4 complaints1987: 8 complaints1988: 8 complaints1989: 24 complaints1990: 28 complaints1991: 33 complaints1992: 105 complaints1993: 254 complaints1994: 490 complaints1995: 294 complaints1996: 220 complaints1997: 268 complaints1998: 137 complaints1999: 393 complaints2000: 20 complaints2001: 5 complaints2002: 9 complaints2003: 8 complaints2004: 1 complaints
Suburban NHTSA complaints by model year, 2003 highlighted. Red bars are years to avoid.

See all Suburban years to avoid →

What are the most common 2003 GMC Suburban problems?

ComponentComplaintsShare
Brakes225%
Climate Control (A/C & Heat)113%
Engine113%
Fuel System113%
Other113%
Steering113%
Tires & Wheels113%

Does the 2003 GMC Suburban have recalls?

1 NHTSA recall campaign on file. Recall repairs are free at franchised dealers.

03V094000Body & StructureMarch 7, 2003 · 3,674 units

Defect

CERTAIN PICKUP TRUCK, VAN, AND MINI VAN CONVERSIONS EQUIPPED WITH SOUTHERN COMFORT BUILT RUNNING BOARDS THAT CONTAIN CERTAIN COURTESY LIGHTS MANUFACTURED BY AMERICAN TECHNOLOGY COMPONENTS, INC. THESE UNITS CONTAIN A COURTESY LIGHT OR LIGHTS THAT MIGHT OVERHEAT WHEN THE WIRE HARNESS IS EXPOSED TO EXCESSIVE MOISTURE AND ROAD SALT.

Consequence

THIS OVERHEATING CONDITION CAN CAUSE THE RUNNING BOARD TO MELT OR CAUSE A FIRE.

Remedy

DEALERS WILL REPLACE THE WIRING HARNESS ON THESE RUNNING BOARDS. OWNER NOTIFICATION BEGAN MARCH 7, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT SOUTHERN COMFORT AT 1-800-745-6096.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

“I WAS IN AN ACCIDENT ON JULY 3RD IN A 2003 SUBURBAN. AT THE TIME OF THE ACCIDENT, I FELT I WAS A SAFE DISTANCEE BEHIND THE CAR IN FRONT OF ME. THERE WAS CONSTRUCTION ON 635 IN DALLAS AND A CAR STOPPED IN FRONT OF THE CAR IN FRONT OF ME. WHEN I APPLIED THE BRAKES AND I REACTED VERY QUICKLY, I FELT…”

Complaint filed with NHTSA · Brakes · July 3, 2004 · crash

“JUNE 2006 THE FUEL PUMP STOPPED WORKING WHEN I WAS DRIVING ON THE FREEWAY, I WAS TOWED TO THE GARAGE WE NORMALLY USE FOR MAINTENANCE. THEY REPLACED THE FUEL PUMP WE DID NOT PURSUE THIS UNDER THE ORIGINAL WARRANTY ON THE VEHICLE - BIG MISTAKE! IN JANUARY 2009 THE FUEL GAUGE STOPPED WORKING AND AGAIN…”

Complaint filed with NHTSA · Other · January 19, 2009

“JUNE 2006 THE FUEL PUMP STOPPED WORKING WHEN I WAS DRIVING ON THE FREEWAY, I WAS TOWED TO THE GARAGE WE NORMALLY USE FOR MAINTENANCE. THEY REPLACED THE FUEL PUMP WE DID NOT PURSUE THIS UNDER THE ORIGINAL WARRANTY ON THE VEHICLE - BIG MISTAKE! IN JANUARY 2009 THE FUEL GAUGE STOPPED WORKING AND AGAIN…”

Complaint filed with NHTSA · Climate Control (A/C & Heat) · January 19, 2009

“JUNE 2006 THE FUEL PUMP STOPPED WORKING WHEN I WAS DRIVING ON THE FREEWAY, I WAS TOWED TO THE GARAGE WE NORMALLY USE FOR MAINTENANCE. THEY REPLACED THE FUEL PUMP WE DID NOT PURSUE THIS UNDER THE ORIGINAL WARRANTY ON THE VEHICLE - BIG MISTAKE! IN JANUARY 2009 THE FUEL GAUGE STOPPED WORKING AND AGAIN…”

Complaint filed with NHTSA · Fuel System · January 19, 2009

“TL*THE CONTACT OWNS A 2003 GMC SUBURBAN. THE CONTACT STATED THAT HE PURCHASED HIS VEHICLE BRAND NEW AND HAS CURRENTLY SPENT OVER $5,000 IN REPAIRS. HE HAS BEEN TO THE DEALER FOUR DIFFERENT TIMES CONCERNING THE STEERING WHEEL VIBRATING, SHAKING, AND ROCKING WHILE DRIVING THE VEHICLE. EACH TIME HE…”

Complaint filed with NHTSA · Engine · November 29, 2006

2003 GMC Suburban — common questions

Is the 2003 GMC Suburban reliable?

The record is thin — 8 NHTSA complaints — so owner-report data can't strongly confirm reliability either way, though 1 recall should be verified as completed.

Does the 2003 GMC Suburban have recalls?

Yes — NHTSA lists 1 recall campaign affecting the 2003 GMC Suburban. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Is the 2003 GMC Suburban under NHTSA investigation?

NHTSA opened 2 investigations into this model year; all are now closed.

Which GMC Suburban years should you avoid?

Based on complaint rates and open investigations, the Suburban years to avoid are 1994, 1999, 1995, 1997, 1993, 1996, 1998, 1992, 1991. The cleanest record among Suburban years belongs to 1982.

Related

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.