"How reliable is the 2012 Chevrolet Avalanche 1500?"

"Based on 20 NHTSA complaints, the 2012 Chevrolet Avalanche 1500 has a median complaint mileage of 55000 miles. The most common issue is UNKNOWN OR OTHER."

"What are common problems with the 2012 Chevrolet Avalanche 1500?"

"The most frequently reported component in NHTSA complaints for the 2012 Chevrolet Avalanche 1500 is UNKNOWN OR OTHER, accounting for a significant portion of the 20 total complaints filed."

2012 Chevrolet Avalanche 1500: Reliability Data

Source: NHTSA — 20 complaints

Total Complaints

55,000mi

Median Mileage

UNKNOWN OR OTHER

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

33,250 25th Percentile

55,000 Median Mileage

65,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

UNKNOWN OR OTHER

AIR BAGS

ELECTRONIC STABILITY CONTROL (ESC)

STRUCTURE:BODY

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"DASH BOARD CREAKED ABOVE AIR BAG."

"MY DASHBOARD ON THE DRIVERS SIDE HAS BEGUN TO DEVELOP A CRACK. IT APPEARS TO BE GETTING LARGER AS TIME GOES ON. IT DEVELOPED OUT OF NO WHERE."

"MY DASH IS CRACKING AROUND THE AIRBAG. I AM WORRIED ABOUT THIS AFFECTING THE OPERATION OF THE AIRBAGS AND POSSIBLY CAUSING THEM TO PREMATURELY INFLATE."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28