Buick Riviera owners have reported 5 other fuel system related problems since 1996. Table 1 shows the 3 most common other fuel system problems. The number one most common problem is related to the vehicle's other fuel system tank assembly (2 problems). The second most common problem is related to the vehicle's other fuel system (2 problems). For details of each of the problem category, use the links in the table.
| Problem Category | Number of Problems |
|---|---|
| Other Fuel System Tank Assembly problems | |
| Other Fuel System problems | |
| Other Fuel System Fuel Gauge problems |
While driving I noticed a smell of gas. I stopped & was at a truck stop. I checked under the gas tank vehicle & spotted no gas dripping from the tank. Then I went around to front of the vehicle & saw no gas leaking. Read details...
About two months ago, when fueling my vehicle, I noticed a puddle of gasoline in the vicinity of the left rear wheel, inline with the fuel filler door. I had noted the check engine light subsequently came on and code 0440 (or a variant of that, I cannot recall with 100% certainty. Read details...
The sending unit failed three times. The first time at 44,000 miles, second time at 67,000 miles, and third time at 80,000 miles. The unit was replaced. Consumer did not know how much gas was actually in the vehicle. The sending unit had bare and melted components. Read details...