TL* THE CONTACT OWNS A 2005 BUICK RAINIER. THE CONTACT STATED THAT THE FUEL INDICATOR GAUGE WOULD READ INACCURATELY, MAKING IT DIFFICULT FOR THE CONTACT TO DETECT HOW MUCH FUEL WAS IN THE VEHICLE. THE DEALER DIAGNOSED THAT THE FUEL SENSOR WOULD NEED REPLACING. THE MANUFACTURER ASSISTED THE CONTACT WITH REPAIRS TO THE VEHICLE. THE FAILURE MILEAGE WAS 102,000 AND THE CURRENT MILEAGE WAS 112,000.
2005 buick Rainier fuel system problems
moderate 22 complaints filed with NHTSA · avg repair $1,200
Complaints
22
Recalls
0
Crashes
0
Avg fix
$1,200
What owners are reporting 2 most recent
THE FUEL SENSOR GAUGE DOES NOT ACCURATELY DEPICT HOW MUCH GASOLINE IS IN THE TANK. WHEN I FILL UP THE TANK IT REMAINS ON "E" AND THE LOW FUEL INDICATOR LIGHT IS ON. THE GAUGE WILL FLUCTUATE UP AND DOWN AND NEVER GO ALL THE WAY TO "F". I AM VERY UPSET THAT THIS PROBLEM IS SO PREVALENT YET GM WILL ONLY COVER 50% OF THE EXPENSES. IT IS UNSAFE TO NOT KNOW THE CORRECT AMOUNT OF FUEL IN ONE'S VEHICL…
Common questions
How serious is the fuel system problem on the 2005 buick Rainier?
It's a documented issue but not catastrophic. 22 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?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
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?
No active recalls currently cover fuel system issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. 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.
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