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2008 Pontiac G5 fuel system problems
moderate
Owners of the 2008 Pontiac G5 have filed 6 NHTSA complaints about the fuel system at roughly $1,200 to repair (U.S. federal records, as of August 2026). Source: NHTSA Office of Defects Investigation.See fuel system across all vehicles →
Complaints
6
Recalls
1
Avg fix
$1,200
fuel system complaints on the Pontiac G5, by model year
Of the 6 fuel system complaints filed for the 2008 Pontiac G5,
here's the actual mileage breakdown — failures cluster heaviest at 25,000-50,000 mi.
0-25k
0 (0%)
25-50k
1 (50%)
50-75k
0 (0%)
75-100k
0 (0%)
100-125k
1 (50%)
125-150k
0 (0%)
150k+
0 (0%)
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted.
Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits
and driving conditions shift the curve as much as mileage alone.
What stands out
No new NHTSA fuel system complaint has been filed on this vehicle in over 10 years — the issue may be aging out of the active population.
General Motors (GM) is recalling certain model year 2007 Chevrolet Equinox and Pontiac Torrent vehicles originally sold or currently registered in Arizona, California, Nevada, and Texas; model year 2007 Chevrolet Cobalt, Pontiac G5, and Saturn ION vehicles originally sold, or currently registered in, Arizona, California, Florida, Nevada, or Texas; model year 2008 Chevrolet Cobalt and Pontiac G5 vehicles originally sold, or currently registered in, Arizona; and model year 2009 Chevrolet Cobalt and Pontiac G5 vehicles originally sold, or currently registered in, Arkansas, Arizona, California, Nevada, Oklahoma, or Texas
Fuel leakage in the presence of an ignition source may result in a fire.
Fix: GM will notify owners, and dealers will replace the fuel pump module, free of charge. Notification to owners began on on November 21, 2012. Owners were instructed to not bring their vehicles in for repair until January 2013. Owners may contact General Motors at 1-800-521-7300.
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering fuel system on this vehicle — documented
repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall
(it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
Service Bulletin04-06-04-051HAug 2023
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting
3 most recent
fuel system
· filed 11/17/2015
2008 Pontiac g5. Consumer writes in regards to recall notice 12v-459 issues. *smd the consumer stated he never received a recall notice regarding the above recall. However, he did receive recall notices 14v047000 and 14v171000. After smelling faint gasoline fumes over a period of several months, the consumer began to notice a small gasoline puddle under the vehicle when it was parked. On…
fuel system · 105,000 mi
· filed 11/17/2014
Purchased above vehicle used 2 weeks ago has the following recalls campaign number: 12v459000 campaign number: 14v047000 campaign number: 14e021000 car has issues dying on the freeway when bumps are hit and reeks of gasoline when decelerating or operated for short periods of time gm was contacted on their 1-800 line today 11/17/14 they have refused to perform the recall on this auto…
fuel system · 46,675 mi
· filed 10/16/2010
My check engine light was on. I took it to find out why it was on and was told that it was probably because of the gas cap not being tight enough. About 3 days later, I find a puddle of gasoline underneath my car. It was dripping from the tank. Then, I took it in to a nearby shop and they called me this morning and told me that the seal on my gas tank is bad. So, I'm having to pay to get the…
Had fuel system trouble with your 2008 Pontiac G5?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the fuel system problem on the 2008 Pontiac G5?
It's a documented issue but not catastrophic. 6 complaints have been filed. Repairs average $1,200 and most owners catch it before it causes a breakdown.
At what mileage does the fuel system typically fail?
Based on the 6 complaints filed, fuel system issues most often appear around 58,935 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $1,200 for fuel system repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to fuel system?
Yes — 1 active recall(s) cover fuel system issues on this vehicle. Recall fixes are always free regardless of mileage or warranty status. Use the VIN decoder at the top of the page to check if your specific vehicle is affected.
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2008/Pontiac/G5.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.