YearToAvoid

2006 Buick Rainier Fuel System Problems

NHTSA has 35 owner complaints about fuel system problems in the 2006 Buick Rainier, 38% of all 91 complaints for this model year. That is the highest fuel system complaint count among 3 Rainier model years. Median mileage at failure: 64,000 miles.

Fuel System complaints
35
38% of 91 complaints
All complaints this year
91
Crashes reported
0
Fires reported
0
Injuries reported
0
Median mileage
64,000 mi
Related recalls
0

When 2006 Buick Rainier fuel system complaints were filed

First complaint Aug 29, 2010, latest Jan 26, 2022.

2006 Buick Rainier fuel system complaints: complaints filed per month10Aug 2010Apr 2011Jul 2011Oct 2011Mar 2012Feb 2017
35 complaints filed with NHTSA from Aug 2010 to Jan 2022; peak May 2011 (10).

Fuel System recalls for the 2006 Buick Rainier

No safety recalls on record for this model year.

Fuel System complaints by Rainier model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 200527 (26%)
  2. 200635 (38%)
  3. 200710 (26%)

Frequently asked questions

Does the 2006 Buick Rainier have fuel system problems?
NHTSA has 35 owner complaints about the fuel system in the 2006 Buick Rainier, 38% of all complaints for this model year. Median mileage at failure is 64,000 miles.
Which Buick Rainier year has the most fuel system complaints?
The 2006 Buick Rainier has the most fuel system complaints (35), compared with 35 for the 2006.
Is there a fuel system recall for the 2006 Buick Rainier?
No NHTSA recall campaign for the 2006 Buick Rainier is classified under fuel system. Complaints alone do not trigger a recall; check the full recall list and your VIN.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.