2012 Chevrolet Avalanche: Reliability Data

Source: NHTSA — 43 complaints
43
Total Complaints
39,500mi
Median Mileage
UNKNOWN OR OTHER
Top Issue
4
Crash Reports

When Do Complaints Happen?

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

26,000 25th Percentile
39,500 Median Mileage
59,250 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

UNKNOWN OR OTHER
17
AIR BAGS
6
ENGINE
3
POWER TRAIN
3
STRUCTURE:BODY
2
VEHICLE SPEED CONTROL
2
WHEELS
2
STEERING
2
TIRES:TREAD/BELT
1
SERVICE BRAKES
1

Severity Assessment

4
Crashes
0
Fires
4
Injuries
0
Deaths

Sample Complaint Reports

"TL* THE CONTACT OWNS A 2012 CHEVROLET AVALANCHE. THE CONTACT STATED THAT WHILE ATTEMPTING TO ACCELERATE, THE VEHICLE HESITATED FOR SEVERAL SECONDS BEFORE ENGAGING. THE FAILURE OCCURRED WITHOUT ANY WARNING AND RECURRED SEVERAL TIMES. IN ADDITION, THE VEHICLE SURGED SPORADICALLY WHEN BEING DRIVEN AT A..."
"TL* THE CONTACT OWNS A 2012 CHEVROLET AVALANCHE. THE CONTACT STATED THAT PRECIPITATION WAS ENTERING THE VEHICLE AND SATURATING THE FRONT PASSENGER SIDE FLOOR BOARD. AFTER INSPECTING THE VEHICLE, THE CONTACT DISCOVERED THAT THE FRONT PASSENGER SIDE DOOR WAS RETAINING WATER. THE MANUFACTURER WAS MADE ..."
"TL* THE CONTACT OWNS A 2012 CHEVROLET AVALANCHE. THE CONTACT STATED THAT WHILE STANDING AT THE REAR DRIVER'S SIDE DOOR WITH THE VEHICLE PARKED AND THE ENGINE RUNNING, THE VEHICLE ROLLED AWAY AT APPROXIMATELY 20 MPH. THE CONTACT WAS KNOCKED OVER AND SUSTAINED SEVERAL INJURIES INCLUDING A CONCUSSION A..."

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