"How reliable is the 2011 Bmw 128I?"

"Based on 63 NHTSA complaints, the 2011 Bmw 128I has a median complaint mileage of 81000 miles. The most common issue is ENGINE AND ENGINE COOLING."

"What are common problems with the 2011 Bmw 128I?"

"The most frequently reported component in NHTSA complaints for the 2011 Bmw 128I is ENGINE AND ENGINE COOLING, accounting for a significant portion of the 63 total complaints filed."

2011 Bmw 128I: Reliability Data

Source: NHTSA — 63 complaints

Total Complaints

81,000mi

Median Mileage

ENGINE AND ENGINE COOLING

Top Issue

Crash Reports

When Do Complaints Happen?

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

49,464 25th Percentile

81,000 Median Mileage

108,750 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ENGINE AND ENGINE COOLING

AIR BAGS

ENGINE

ELECTRICAL SYSTEM

UNKNOWN OR OTHER

SERVICE BRAKES

VEHICLE SPEED CONTROL

EXTERIOR LIGHTING

POWER TRAIN

TIRES

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"TL* THE CONTACT OWNS A 2011 BMW 128I EQUIPPED WITH MICHELIN ENERGY LX4 RUN-FLAT TIRES, SIZE: P225/60R17. THE CONTACT STATED THAT THE TIRES EXHIBITED SMALL PUNCTURES AND WOULD BECOME FLAT FREQUENTLY. THE CONTACT WAS UNAWARE OF THE CAUSE OF THE CONSTANT TIRE FAILURES. THE FAILURE MILEAGE WAS UNAVAILAB..."

"TL* THE CONTACT OWNS A 2011 BMW 128I. THE CONTACT STATED THAT WHILE DRIVING 35 MPH AND ENTERING A HIGHWAY, THE VEHICLE STALLED AND FAILED TO TURN. THE CONTACT RECEIVED ASSISTANCE FROM THE FIRE DEPARTMENT WHO ADVISED HIM THAT THE BATTERY WAS DEAD. THE VEHICLE WAS TOWED TO THE DEALER BUT A DIAGNOSTIC ..."

"2011 BMW 128I. CONSUMER WRITES IN REGARDS TO VEHICLE ACCELERATED WHEN THE BRAKE WAS APPLIED. *SMD THE CONSUMER STATED THE VEHICLE ACCELERATED TO A HIGH RATE OF SPEED. AS HE APPLIED MORE PRESSURE TO THE BRAKE PEDAL, THE VEHICLE TRAVELED AN ADDITIONAL THREE FEET, LEAVING HIM TO TAKE DEFENSIVE MEASUR..."

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