NHTSA lists 182 complaints for the 2003 Chevrolet Avalanche 1500, 5 of them mention a crash and 3 mention a fire. 2 complaints mention an injury, with 2 injuries and 0 deaths reported.
Data build 2026-10-09.
NHTSA lists this vehicle as CHEVROLET AVALANCHE 1500.
Model-generated complaint tags: This model year has not been tagged.
Investigations
1 investigations; 0 open.
EA11001
Opened: 2011-01-05. Closed: 2015-04-08.
Brake line corrosion failure
On January 11, 2011, ODI opened EA11-001 to investigate allegations of premature brake line corrosion failure in model year (MY) 1999 through 2003 General Motors (GM) full-size pickup trucks and sport utility vehicles sold or registered in the following region of the United States that NHTSA has viewed as salt states for investigations of corrosion related issues:Connecticut, Delaware, District of
Systems: SERVICE BRAKES, HYDRAULIC.
Linked campaign numbers: None listed.
Manufacturer communications
395 manufacturer communications.
Communications by system| System | Count |
|---|
| EQUIPMENT | 166 |
|---|
| ELECTRICAL SYSTEM | 83 |
|---|
| ENGINE AND ENGINE COOLING | 44 |
|---|
| ENGINE | 31 |
|---|
| EQUIPMENT ADAPTIVE/MOBILITY | 23 |
|---|
| STRUCTURE | 16 |
|---|
| FUEL SYSTEM, GASOLINE | 13 |
|---|
| EXTERIOR LIGHTING | 12 |
|---|
11020816
Date: 2025-07-18. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
11014455
Date: 2025-02-20. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.
This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to
11012907
Date: 2024-12-18. Type: Service Bulletin/Repair Instructions. Systems: ENGINE.
This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
11009156
Date: 2024-10-25. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester A and Vehicle Data Recorder tools, giving website address and st
11010544
Date: 2024-10-07. Type: Service Bulletin/Repair Instructions. Systems: ENGINE.
This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
11007743
Date: 2024-09-12. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and ven
11007744
Date: 2024-09-12. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and ven
11007208
Date: 2024-09-06. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician s
11006621
Date: 2024-08-26. Type: Service Campaign. Systems: ELECTRICAL SYSTEM.
Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). The updating of modules is com
11006274
Date: 2024-08-13. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Dealer should advise the customer the specification for speedometer needle accuracy is +/- 2 MPH at any given speed when looking straight at the need