2006 Buick Rainier: Reliability Data

Source: NHTSA — 117 complaints
117
Total Complaints
75,525mi
Median Mileage
FUEL SYSTEM, GASOLINE
Top Issue
2
Crash Reports

When Do Complaints Happen?

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

53,312 25th Percentile
75,525 Median Mileage
105,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

FUEL SYSTEM, GASOLINE
25
ELECTRICAL SYSTEM
15
EXTERIOR LIGHTING
11
VISIBILITY/WIPER
6
SUSPENSION
5
FUEL SYSTEM, OTHER
4
POWER TRAIN
4
FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM
4
FUEL/PROPULSION SYSTEM
4
ELECTRONIC STABILITY CONTROL (ESC)
4

Severity Assessment

2
Crashes
7
Fires
0
Injuries
0
Deaths

Sample Complaint Reports

"DT*: THE CONTACT STATED SINCE JULY 13, 2006, THE VEHICLE STALLED WITHOUT WARNING AT SPEEDS BELOW 20 MPH. THE VEHICLE RESTARTED EACH TIME AND WAS TAKEN TO THE DEALERSHIP. THE DEALERSHIP WAS UNABLE TO DETERMINE A PROBLEM, BUT REPLACED THE IGNITION SWITCH AND COOLANT TEMPERATURE SENSOR IN A REPAIR A..."
"AT HIGHWAY SPEEDS (50-60 MPH) ACCELERATOR BECAME INOPERATIVE...I.E., NO CONNECTION WITH ENGINE. USED "RESUME" BUTTON ON CRUISE CONTROL TO SPEED UP. MANY MONTHS AGO SAME THING HAPPENED. COULD BE VERY DANGEROUS. JUST INTERMITTENT. *NM"
"AT HIGHWAY SPEEDS (50-60 MPH) ACCELERATOR BECAME INOPERATIVE...I.E., NO CONNECTION WITH ENGINE. USED "RESUME" BUTTON ON CRUISE CONTROL TO SPEED UP. MANY MONTHS AGO SAME THING HAPPENED. COULD BE VERY DANGEROUS. JUST INTERMITTENT. *NM"

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