2023 Chevrolet Suburban 1500 Fuel system Problems
- Complaints
- 3about this part
- Share
- 18%of 17 total for the year
- Median mileage
- —not reported
- Trend
- Too newThis model year is less than 4 years old, so a trend is not meaningful yet.
NHTSA recorded 3 complaints about the fuel system of the 2023 Chevrolet Suburban 1500, 18% of the 17 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The fitting on the fuel pressure regulator on the engine began to separate from the housing and started spraying fuel all over the firewall and the fuel ran down the firewall onto the exhaust pipes. No check engine light signaled. The only way I knew that it was spraying, was I started to smell raw fuel through the air conditioning vents. Luckily I was able to get it to a dealer before any fuel caught fire. The dealer repaired it but GM stuck me with half of the bill for the repair. I have pictures of the failed part if necessary. …”
NHTSA complaint #11617210, filed 2024-09“DEF sensor has failed and required placement. Required three visits to the dealer to get them to address it (Grayling, MI, White Lake, MI and Charlottesville VA). Transmission throttle body failed and required replacement. Took 2 visits to get it addressed.”
NHTSA complaint #11624410, filed 2024-11“Wife is RN at a trauma hospital going to work in the morning on a busy highway. While in front of Hospital truck started to indicate to hit starter button. Truck was already running! Wife stopped at red light. Truck stopped running would not start. Stuck in middle of morning rush hour traffic had to have truck towed to dealership. At the dealership they indicated they found metal parts in the oil pan. They indicated a further look into the engine indicated it was beyond repair and had to be replaced. Truck only had 42k miles on it. …”
NHTSA complaint #11641302, filed 2025-02Related service bulletins
- 11019378Apr 12, 2025This service bulletin provides a procedure to replace the FPDCM if found to cause customers concerns of Crank No Start, Stalling, Malfunction Indicator Lamp (MIL) Illuminated…
- 11017173Mar 21, 2025This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
Fuel system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2023 | 3 | 18% |
| 2011 | 1 | 1% |
| 2009 | 2 | 4% |
| 2008 | 2 | 2% |
| 2007 | 7 | 4% |
| 2005 | 5 | 5% |
| 2004 | 6 | 3% |
| 2003 | 14 | 8% |
| 2002 | 16 | 13% |
| 2001 | 13 | 14% |
| 2000 | 4 | 6% |
| 1999 | 4 | 5% |
| 1997 | 1 | 6% |
| 1996 | 1 | 11% |
Other parts of the 2023 Chevrolet Suburban 1500
10 complaintsTransmission and drivetrain
4 complaintsElectrical system
3 complaintsBrakes
2 complaintsBody and structure
1 complaintsVehicle speed control
1 complaintsVisibility (wipers, defrost, mirrors)
1 complaints
← All problems reported for the 2023 Chevrolet Suburban 1500
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology