Avalanche (2006)
Reliability Score
Complaints by Engine Code
L59
5.3L 8-cylView details
Complaint Breakdown
Show 4 additional engine variants with limited data
Chevrolet Avalanche Unidentified Engine
View details
Complaint Breakdown
L18
8.1L 8-cylView details
Complaint Breakdown
LM7 Iron
5.3L 8-cylView details
Complaint Breakdown
LM7
5.3L 8-cylView details
Complaint Breakdown
Owner Complaints by System
Complaints owners filed with NHTSA about the Chevrolet Avalanche, counted across every engine. A complaint can name more than one system.
What to check on a used 2006 Chevrolet Avalanche
On a used 2006 Chevrolet Avalanche, the systems with the most NHTSA owner complaints are the transmission and drivetrain (16), the brakes (13) and the electrical system (9). Each one has an inspection step below, with counts as of 2026-10-12. A complaint is an owner report, not a confirmed defect, and counts rise with sales.
- Accelerate gently through every gear, then once at full throttle. Shift into Reverse and back to Drive.Costly repair. NHTSA has 16 owner complaints on the 2006 Chevrolet Avalanche about the transmission and drivetrain.
- On an empty road, brake firmly from 40 mph with a light grip on the wheel.Safety. NHTSA has 13 owner complaints on the 2006 Chevrolet Avalanche about the brakes.
- Switch on every electrical item in turn: lights, windows, locks, wipers, climate fan, screen and power outlets.Costly repair. NHTSA has 9 owner complaints on the 2006 Chevrolet Avalanche about the electrical system.
- Switch the ignition on and watch the airbag light. On the drive, check the backup camera and any collision or lane warning.Safety. NHTSA has 9 owner complaints on the 2006 Chevrolet Avalanche about the airbags and driver-assist systems.
- Start the engine cold and listen for the first 30 seconds, then again at idle once it is warm.Costly repair. NHTSA has 6 owner complaints on the 2006 Chevrolet Avalanche about the engine.
Recalls (1)
CERTAIN TRUCKS AND SPORT UTILITY VEHICLES FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 110, "TIRE SELECTION AND RIMS." THESE VEHICLES WERE SHIPPED WITH TIRE AND LOADING INFORMATION LABELS LISTING AN INACCCURATE VEHICLE CAPACITY WEIGHT.
NHTSA Safety Ratings About NHTSA ratings
Alternatives in Compact Sedan
Frequently Asked Questions
What are the most common 2006-2006 Chevrolet Avalanche complaints?
Owners have filed 53 complaints with NHTSA about the 2006-2006 Chevrolet Avalanche. The systems they name most often are the transmission, the brakes and the electrical system.
Is the 2006-2006 Chevrolet Avalanche a good used car?
That depends on the model year, the mileage and the maintenance history of the car in front of you. Owners have filed 53 complaints with NHTSA about the 2006-2006 Chevrolet Avalanche. Check which systems they name most often and whether a recall is still open on that car.
How many NHTSA complaints does the 2006-2006 Chevrolet Avalanche have?
NHTSA has 53 owner complaints on file for the 2006-2006 Chevrolet Avalanche as of the latest data pull. A complaint is an owner's report, not a confirmed defect, and counts rise with sales.
What recalls affect the 2006-2006 Chevrolet Avalanche?
NHTSA lists 1 recall covering some 2006-2006 Chevrolet Avalanche vehicles. Which ones apply depends on the VIN: enter it at nhtsa.gov/recalls to see the open campaigns on a specific car.
What should I check before buying a used Chevrolet Avalanche?
Run the VIN through NHTSA's recall lookup and confirm every open recall has been done. Look hardest at the transmission, the brakes and the electrical system, the systems owners complain about most. Ask for maintenance records, have an independent mechanic inspect the car and run a vehicle history report for prior accidents and title issues.
What are the NHTSA crash test ratings for the Avalanche?
The 2006 Chevrolet Avalanche received an overall N/A-star safety rating from NHTSA. Frontal crash: N/A stars. Side crash: N/A stars. Rollover: 3 stars (21.9% rollover probability). Electronic Stability Control: Standard. Forward Collision Warning: No. Lane Departure Warning: No. These ratings are based on standardized crash tests conducted by the National Highway Traffic Safety Administration.
Data from NHTSA federal complaints database. 53 complaints analyzed. Data confidence: moderate. Last updated: 2026-10-12.