MotorDeets

2003 GMC Sonoma: Recalls, Problems & MPG

Here are the deets on the 2003 GMC Sonoma: 1 recall, 39 owner complaints and up to 22 mpg combined.

1vehicle recalls
39owner complaints
2mention a crash
22best combined mpg
2003 GMC Sonoma
Photo: Xnatedawgx · CC BY-SA 4.0 · Wikimedia Commons. Representative photo of this generation; trim may differ.

Recalls

1 vehicle recall from the manufacturer. Repairs are free. Check your VIN to see if one is still open on your car.

Equipment Vehicle recall #04V132000 · 2004 · 183,922 vehicles

What's wrong: Certain pickup trucks and sport utility vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard no. 208, "occupant crash protection."

Why it matters: Some of these vehicles include incorrect statements on one of the air bag warning labels.

The fix: Owners will be provided with correct labels and installation instructions. Owner notification began on June 4, 2004. Owners should contact Chevrolet at 1-800-630-2438 or GMC at 1-866-996-9463.

Most-reported problems

Owner complaints filed with NHTSA, by component. One complaint can list several components. 1 mention a fire, 2 injuries and 0 deaths were reported.

Body & structure6
Transmission & drivetrain5
Latches & locks5
Brakes (hydraulic)4
Equipment4
Fuel system3
Visibility (wipers, glass)3
Seats3

What owners describe

The 2003 GMC Sonoma has 39 owner complaints, ranking #11 of 16 Sonoma model years for complaints (well below the 84 average). Complaints peaked in 2005 (9 filed that year). The typical problem showed up when the car was about 2 years old, at a median of 39,119 miles. Neighboring years: 2002 (57 complaints, 0 recalls), 2004 (0 complaints, 1 recalls).

Engines & fuel economy (EPA)

EngineTransmissionDriveCityHwyComb.Fuel
2.2 L 4-cylManual 5-spdRear-Wheel Drive192522Regular
2.2 L 4-cylAutomatic 4-spdRear-Wheel Drive172319Regular
4.3 L 6-cylAutomatic 4-spdRear-Wheel Drive152117Regular
4.3 L 6-cylManual 5-spdRear-Wheel Drive152217Regular
4.3 L 6-cylAutomatic 4-spd4-Wheel or All-Wheel Drive141815Regular
4.3 L 6-cylManual 5-spd4-Wheel or All-Wheel Drive121714Regular

Want the full repair deets? Get the factory manual.

Recall and complaint data tells you what goes wrong. A service manual tells you how to fix it: torque specs, wiring diagrams, fluid capacities and step-by-step procedures for the 2003 GMC Sonoma.

eManualOnline Download (PDF), keep forever

Closest thing to the factory manual for most years. Pay once, keep it.

Most $25–$78, one-time
Check 2003 GMC Sonoma manual
Mitchell 1 DIY Online access, factory-level data

Pro-shop repair procedures, wiring diagrams and TSBs for your exact car.

From $19.99/mo · $39.99/yr
Check 2003 GMC Sonoma manual
ALLDATAdiy Online access, factory OEM info

OEM procedures, specs and recall/TSB info, the same source many shops use.

From $19.99/mo · $59.99/yr
Check 2003 GMC Sonoma manual
Haynes Print book or AllAccess online

Step-by-step photos written from a real teardown. Great for first-timers.

Books ~$30–$40 · AllAccess $34.99/mo
Check 2003 GMC Sonoma manual

Heads up: we may earn a commission if you buy through these links, at no extra cost to you. Prices checked 2026-10 and can change. We never host or link to pirated manuals. Disclosure

FAQ

Does the 2003 GMC Sonoma have any recalls?

Yes. NHTSA lists 1 vehicle recall for the 2003 GMC Sonoma. Recall repairs are free at any dealer, no matter how old the car is. Check your VIN at nhtsa.gov/recalls.

What are the most common 2003 GMC Sonoma problems?

Owners have filed 39 complaints with NHTSA. The most-reported areas are body & structure (6), transmission & drivetrain (5), latches & locks (5).

What gas mileage does the 2003 GMC Sonoma get?

EPA ratings run up to 22 mpg combined (2.2 L, Manual 5-spd), across 6 engine and transmission combos.

Where can I get a 2003 GMC Sonoma repair manual?

eManualOnline sells downloadable manuals, Mitchell 1 DIY and ALLDATAdiy sell online access to factory repair data, and Haynes sells printed guides and online access. Pick a download if you want to keep it, or a subscription for wiring diagrams and TSBs.

Other Sonoma years

1990199119921993199419951996199719981999200020012002200320042005