Pontiac G6 Engine Problems

Source: NHTSA · Updated Oct 9, 2026 · 176 complaints analyzed

Owners have filed 176 complaints with NHTSA about engine problems on the Pontiac G6 across 6 model years. The 2006 model year has the most (55). The words owners use most often: “engine power” (6% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Engine power: mentioned in 10 of 176 complaints (6%)

At what mileage do engine problems happen?

Based on 144 complaints that reported the odometer reading.

Under 10k miles5 · 3%
10k–25k miles5 · 3%
25k–50k miles10 · 7%
50k–75k miles22 · 15%
75k–100k miles25 · 17%
100k–150k miles52 · 36%
150k+ miles25 · 17%

How serious are the reports?

Of 176 complaints, 8 mention a crash, 12 a fire, 4 an injury.

Pontiac G6 engine complaints by model year

Peak: 2006, with 55 complaints
2005: 122005122006: 552006552007: 452007452008: 362008362009: 242009242010: 420104

n = 176 complaints · Source: NHTSA

Model yearEngine complaintsShare of that yearMedian miles
2010 G641%85,893
2009 G6243%81,000
2008 G6363%94,000
2007 G6454%97,000
2006 G6553%115,000
2005 G6122%122,622

When owners reported it

Peak: 2014, with 59 complaints
2012: 8201282013: 992014: 592014592015: 28282016: 192016192017: 12122018: 112018112019: 11112020: 9202092021: 112022: 1202212023: 222024: 1202412025: 222026: 320263

n = 176 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists engine for the Pontiac G6. A pattern of complaints does not always lead to a recall.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

The contact owns a 2007 Pontiac G6. The contact stated that while driving 25 MPH, the vehicle lost motive power and stalled. The vehicle failed to start and the vehicle was smoking. There was an abnormal burning odor after the failure. The power steering and brakes became inoperable. The steering…

Received Sep 25, 2026 · NHTSA complaint 11766867

The contact owns a 2006 Pontiac G6. The contact stated that while driving approximately 55 MPH, the check engine warning light illuminated, and the vehicle started pulling to the right. The steering wheel was forcefully returned to the center. Additionally, on other occasions while driving at…

Received Apr 24, 2026 · NHTSA complaint 11733597

The contact owns a 2007 Pontiac G6. The contact stated that while driving at an undisclosed speed, the steering wheel seized, with the air bag warning light and check engine warning light illuminated. The contact stated that the steering wheel became difficult to turn, and the vehicle was nearly…

Received Apr 17, 2026 · NHTSA complaint 11731908

Car shuts off & other lights light up on dash. Not driving over 20mph.

Received Dec 2, 2025 · NHTSA complaint 11702609

I purchased a used 2009 Pontiac G6 3.9L almost 4 years ago. I have experienced white smoke pouring from under my hood 3 times so far. I've taken it to the dealership and first time was informed it was a bad power steering hose leaking onto the exhaust- preCat area. The second repair dealership said…

Received Jan 21, 2025 · NHTSA complaint 11637521
Pontiac G6
2005-2007 Pontiac G6 photographed in USA.. Representative photo; appearance varies by model year. Photo: IFCAR, Public domain, via Wikimedia Commons.

Frequently asked questions

Do all Pontiac G6s have engine problems?

No. NHTSA has 176 owner complaints about engine for the Pontiac G6. Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the Pontiac G6 engine?

No recall currently lists engine for this vehicle.

What do owners say about engine problems on the Pontiac G6?

The most frequent phrase is “engine power”, in 10 of 176 complaints.

Other Pontiac G6 problems

See all Pontiac G6 problems.