2008 Pontiac G6 Fuel/propulsion System Problems

Source: NHTSA · Updated Oct 9, 2026 · 52 complaints analyzed

Owners have filed 52 complaints with NHTSA about fuel/propulsion system problems on the 2008 Pontiac G6, 5% of all complaints for this model year. Half of the reports with a mileage happened before 100,000 miles. The words owners use most often: “fuel pump” (50% of reports).

What owners describe

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

  • Fuel pump: mentioned in 26 of 52 complaints (50%)
  • Gas smell: mentioned in 6 of 52 complaints (12%)
  • Noticed strong: mentioned in 5 of 52 complaints (10%)

At what mileage do fuel/propulsion system problems happen?

Based on 43 complaints that reported the odometer reading.

Under 10k miles1 · 2%
10k–25k miles1 · 2%
25k–50k miles3 · 7%
50k–75k miles11 · 26%
75k–100k miles5 · 12%
100k–150k miles17 · 40%
150k+ miles5 · 12%

How serious are the reports?

None of the 52 complaints report a crash, fire or injury.

Pontiac G6 fuel/propulsion system complaints by model year

Peak: 2007, with 82 complaints
2005: 202005202006: 762006762007: 822007822008: 522008522009: 362009362010: 720107

n = 273 complaints · Source: NHTSA

Model yearFuel/propulsion System complaintsShare of that yearMedian miles
2010 G673%89,000
2009 G6365%88,000
2008 G6525%100,000
2007 G6827%88,300
2006 G6764%104,000
2005 G6203%105,055

When owners reported it

Peak: 2015, with 14 complaints
2012: 4201242013: 6201362014: 5201452015: 142015142016: 4201642017: 8201782018: 5201852019: 4201942021: 1202112026: 120261

n = 52 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists fuel/propulsion system for the 2008 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.

Fuel pump defective, return hose onto the top of fuel pump starts to leak fuel.Which can led to car stalling out from not having the correct fuel pressure which caused the engine to stall everywhere,the road,fire hazard,etc.

Received Apr 8, 2026 · NHTSA complaint 11729897

Gas smells at rear of car

Received May 14, 2021 · NHTSA complaint 11416582

Tl* the contact owns a 2008 pontiac g6. While traveling at high speeds, the vehicle began to rattle and shake without warning. Also, after the contact put on her seat belt, the seat belt warning chime sounded while the seat belt was engaged and in use. The contact took the vehicle to an independent…

Received Dec 2, 2019 · NHTSA complaint 11286461
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 2008 Pontiac G6s have fuel/propulsion system problems?

No. NHTSA has 52 owner complaints about fuel/propulsion system for the 2008 Pontiac G6 (5% of the 1,080 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the 2008 Pontiac G6 fuel/propulsion system?

No recall currently lists fuel/propulsion system for this vehicle.

At what mileage do fuel/propulsion system problems start?

The median reported mileage is 100,000 miles: half of the reports with a mileage came before that.

What do owners say about fuel/propulsion system problems on the 2008 Pontiac G6?

The most frequent phrase is “fuel pump”, in 26 of 52 complaints, followed by “gas smell” (6).

Other 2008 Pontiac G6 problems

See all 2008 Pontiac G6 problems or fuel/propulsion system problems across all G6 years.