YearToAvoid

2005 Pontiac G6 Engine Problems

NHTSA has 47 owner complaints about engine problems in the 2005 Pontiac G6, 7% of all 679 complaints for this model year. That is #5 highest engine complaint count among 7 G6 model years. These complaints report 1 crash and 1 fire. Median mileage at failure: 83,927 miles.

Engine complaints
47
7% of 679
Crashes reported
1
Fires reported
1
Injuries reported
0
Median mileage
83,927 mi
Related recalls
0

When 2005 Pontiac G6 engine complaints were filed

First complaint Nov 8, 2005, latest Feb 23, 2025.

2005 Pontiac G6 engine complaints: complaints filed per month3Nov 2005Oct 2008Feb 2011Dec 2012Mar 2014Sep 2014Apr 2017Nov 2020
47 complaints filed with NHTSA from Nov 2005 to Feb 2025; peak Oct 2013 (3).

Engine recalls for the 2005 Pontiac G6

No safety recalls on record for this model year.

Engine complaints by G6 model year

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

  1. 200547 (7%)
  2. 2006153 (8%)
  3. 2007131 (11%)
  4. 2008105 (10%)
  5. 200966 (9%)
  6. 201012 (4%)
  7. 20140 (0%)

Frequently asked questions

Does the 2005 Pontiac G6 have engine problems?
NHTSA has 47 owner complaints about the engine in the 2005 Pontiac G6, 7% of all complaints for this model year, including 1 that report a crash. Median mileage at failure is 83,927 miles.
Which Pontiac G6 year has the most engine complaints?
The 2006 Pontiac G6 has the most engine complaints (153), compared with 47 for the 2005.
Is there a engine recall for the 2005 Pontiac G6?
No NHTSA recall campaign for the 2005 Pontiac G6 is classified under engine. 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.