2026 Chevrolet Suburban 1500 Problems
Compared with other Chevrolet Suburban 1500 years
Too new to compare
- Model years are compared once their first three years of complaints are in; the 2026 can be compared from 2029.
- Most reported part: Engine (9 complaints, median 1,700 mi).
- 1 recall with a do-not-drive warning, 3 in total. A VIN search at nhtsa.gov/recalls shows open recalls for a specific vehicle.
Based only on NHTSA complaints, recalls and investigations. Not adjusted for how many vehicles were sold, and not a reliability rating. How this is calculated
- Complaints
- 18filed with NHTSA
- Median mileage
- 8,250miles, 2 complaints with mileage
- Recalls
- 31 do-not-drive
- Trend
- Too newThis model year is less than 4 years old, so a trend is not meaningful yet.
- NHTSA crash rating
- 5 / 5stars overall, 2 rated versions
- EPA fuel economy
- 17 mpgcombined, 5.3L 8-cyl RWD · 15 city / 20 hwy
Sources: NHTSA records for the 2026 Chevrolet Suburban 1500 (complaints, recalls, investigations), NHTSA crash tests, EPA fuel economy. Report an error
NHTSA recorded 18 consumer complaints for the 2026 Chevrolet Suburban 1500. The part named most often is engine, with 9 complaints (50% of the total), followed by other or unknown (4) and electrical system (2). 2 of the complaints include a mileage, and 100% of those were filed for vehicles with under 50,000 miles; the median is 8,250 miles. Of all complaints, 1 involved a crash, according to the filers. NHTSA lists 3 recall campaigns (1 marked do-not-drive) and 206 technical service bulletins for this model year. Engine complaints overlap with 2 technical service bulletins filed under the same part. Other or unknown complaints overlap with 196 technical service bulletins filed under the same part.
This model year has fewer than 25 complaints on record, so the numbers below can change a lot with a few new reports.
Which parts are reported most
Complaints can name more than one part, so the counts add up to more than the total. Select a part to see its complaints, recalls and bulletins.
- Engine9 50%
- Other or unknown4 22%
- Electrical system2 11%
- Body and structure2 11%
- Engine cooling1 5.6%
- Exterior lighting1 5.6%
- Lane departure1 5.6%
- Vehicle speed control1 5.6%
Example complaints
Engine: “On February 21st at approximately 9:30 AM, I was driving my brand-new 2026 Chevy Suburban High Country when I began hearing an unusual noise from the engine. There were zero dashboard warnings — no check engine light, no alerts, nothing indicating a failure. Out of caution, I immediately headed to the dealership so they could inspect it. I was driving slowly and carefully when, without any warning whatsoever, the engine suddenly and completely seized. The vehicle locked up abruptly. …”
NHTSA complaint #11720068, filed 2026-02Other or unknown: “While exiting the highway my vehicle suddenly lost power and could not move. I could not put the vehicle in neutral. The engine had completely seized. As a result, my car got hit by a Semi-truck.”
NHTSA complaint #11764097, filed 2026-09Electrical system: “Second row door lock/unlock buttons do not function properly. The vehicle may be locked from this position but is unable to be unlocked. This allowed a small child in a car seat to lock themselves in the car but unable to unlock the vehicle using the corresponding button on the door. This is a serious issue which left the child trapped and required rescue from the fire department. This is a known issue for all GM/Chevy SUV from model year 25&26”
NHTSA complaint #11772057, filed 2026-10Body and structure: “The 2026 suburban has a loud wind noise coming from the driver window and door side and the passenger side . The wind noise in abnormal and very high and it could be the weatherstripping and the door stripping and latch because the driver door needs a hard push to close completely but there is wind noise coming from the driver and passenger windows and doors . This create a safety issue that the doors if not sealed properly and the could open while driving on the highway . …”
NHTSA complaint #11724305, filed 2026-03Mileage when problems were reported
100% of the 2 complaints with a mileage were filed for vehicles with under 50,000 miles; the middle half falls between 1,700 and 14,800 miles.
Complaints by year filed
This model year is less than 4 years old, so a trend is not meaningful yet.
Crash test ratings
NHTSA's 5-Star Safety Ratings for the 2026 Chevrolet Suburban 1500. Frontal results are shown driver / passenger; rollover shows the star rating and NHTSA's estimated risk of rolling over in a single-vehicle crash.
| Version | Overall | Frontal | Side | Side pole | Rollover |
|---|---|---|---|---|---|
| Suburban · SUV 4WD | ★★★★★ | 5 / 5 | 5 | 5 | 3 · 21.9% risk |
| Suburban · SUV RWD | ★★★★★ | 5 / 5 | 5 | 5 | 3 · 21.2% risk |
Driver aids listed by NHTSA for the 2026 model year: forward collision warning standard, lane departure warning standard, automatic emergency braking standard.
Neighbouring years: 2025: same overall rating. A redesign between years can change both the car and the test.
Source: NHTSA New Car Assessment Program (5-Star Safety Ratings), nhtsa.gov/ratings.
Fuel economy and running cost
EPA ratings for each 2026 Chevrolet Suburban 1500 version. Annual fuel cost is the EPA's estimate at its current fuel prices for 15,000 miles a year (55% city driving).
| Version | Engine | Transmission | City | Hwy | Comb. | Fuel / yr |
|---|---|---|---|---|---|---|
| Suburban 2WD | 5.3L 8-cyl | 10-speed automatic | 15 | 20 | 17 | $3,950 |
| Suburban 2WD | 6.2L 8-cyl | 10-speed automatic | 15 | 19 | 16 | $5,150 |
| Suburban 4WD | 5.3L 8-cyl | 10-speed automatic | 14 | 19 | 16 | $4,200 |
| Suburban 4WD | 6.2L 8-cyl | 10-speed automatic | 14 | 18 | 16 | $5,150 |
| Suburban 2WD | 3.0L 6-cyl · diesel | 10-speed automatic | 21 | 26 | 23 | $4,150 |
| Suburban 4WD | 3.0L 6-cyl · diesel | 10-speed automatic | 20 | 24 | 22 | $4,350 |
Source: U.S. EPA and Department of Energy, fueleconomy.gov. Ratings are for comparing vehicles; real-world mileage varies with driving and conditions.
Recalls and investigations
- Power train › Transfer case (4-wheel drive)Covers: Chevrolet Suburban 1500 2026, Suburban 2015, 2017–2020, Tahoe 2016–2017, 2019, 2026 +6 more
General Motors, LLC (GM) is recalling certain 2026 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, and Tahoe, and GMC Sierra 1500, Yukon, and Yukon XL vehicles with four-wheel (4WD) or all-wheel drive (AWD), and certain 2015-2020…
- 26V304000May 14, 2026Wheels › HubCovers: Chevrolet Suburban 1500 2025–2026, Cadillac Escalade 2025–2026, GMC Yukon 2025–2026 +3 more
General Motors, LLC is recalling certain 2025–2026 Cadillac Escalade, Escalade ESV, Chevrolet Suburban 1500, Tahoe, GMC Yukon, and Yukon XL vehicles with 24-inch wheels. Incorrect bolts may have been installed on the left and right front wheel hubs, which…
- 26V114000Feb 26, 2026Equipment › Other › Owners/service/other manualCovers: Chevrolet Suburban 1500 2026, Equinox EV 2025–2026, Cadillac Optiq 2025–2026 +33 more
General Motors has decided that certain 2027 Chevrolet Bolt EV, 2025-2026 Cadillac OPTIQ, Chevrolet Colorado, Equinox EV, GMC Canyon, 2026 Buick Enclave, Envision, Cadillac CT5, Escalade, Escalade ESV, Escalade IQ, Escalade IQL, LYRIQ, VISTIQ, Chevrolet…
Recall details for the 2026 Chevrolet Suburban 1500 → · Check a VIN at nhtsa.gov/recalls
Technical service bulletins
TSBs are manufacturer notes to dealers about known repair procedures. They are not recalls and do not by themselves mean a vehicle has a fault. 206 on record; the latest 10 are shown.
- 11038744Oct 24, 2026Other or unknown. This Preliminary information communicates an issue with the virtual garage door opener not programming to a garage opener and to replace the opener with a new updated part.
- 11038745Oct 21, 2026Other or unknown. This preliminary information is to help technicians decide if the DTC needs to be diagnosed if relating to the concern and if it is not, the DTC can be ignored.
- 11038821Oct 8, 2026Other or unknown. This update contains a required software change to help improve the overall software update and diagnostics process. Be sure to install this update to be able to receive future software updates…
- 11038460Oct 7, 2026Other or unknown. This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is currently investigating.
- 11038139Oct 5, 2026Other or unknown. This preliminary PI was created to advise techniians in the field that they will not be able to perform a GDS automated bleed with the scan tool dues to a issue with the software in the scan tool
- 11038164Oct 2, 2026Other or unknown. This preliminary information is to help technicians decide if the DTC needs to be diagnosed if relating to the concern and if it is not, the DTC can be ignored.
- 11038136Sep 28, 2026Other or unknown. This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being…
- 11038133Sep 28, 2026Other or unknown. This preliminary information communicates an issue with of a service theft message after using the rear window defogger. Engineering is currently investigating.
- 11038132Sep 28, 2026Other or unknown. This Preliminary information communicates to dealers a procedure to reset the radio.
- 11037797Sep 28, 2026Other or unknown. This Preliminary information communicates an issue with the virtual garage door opener not programming to a garage opener. Engineering is working on a new module.
Other model years of the Chevrolet Suburban 1500
| Year | Complaints | Median mi | Recalls | Crash ★ | MPG | Score (50 = typical) | Trend |
|---|---|---|---|---|---|---|---|
| 2026 | 18 | 8,250 | 3 | 5 | 17 | — | Too new |
| 2025 | 32 | 17,000 | 1 | 5 | 17 | Too new to compare | Too new |
| 2023 | 17 | — | 1 | — | — | — | Too new |
| 2011 | 80 | 80,000 | 2 | — | 17 | 67 · More | Falling |
| 2010 | 53 | 67,500 | 0 | — | 17 | 51 · Typical | Stable |
| 2009 | 55 | 77,500 | 0 | — | 16 | 35 · Fewer | Stable |
| 2008 | 101 | 69,000 | 0 | — | 16 | 49 · Typical | Stable |
| 2007 | 190 | 72,500 | 0 | — | 16 | Not compared (before 2008) | Stable |
| 2006 | 31 | 68,000 | 1 | — | 14 | Not compared (before 2008) | Stable |
| 2005 | 94 | 60,000 | 0 | — | 15 | Not compared (before 2008) | Stable |
| 2004 | 182 | 83,999 | 0 | — | 15 | Not compared (before 2008) | Stable |
| 2003 | 175 | 90,000 | 0 | — | 14 | Not compared (before 2008) | Stable |
| 2002 | 120 | 98,000 | 0 | — | 14 | Not compared (before 2008) | Stable |
| 2001 | 92 | 108,000 | 0 | — | 14 | Not compared (before 2008) | Stable |
| 2000 | 67 | 118,000 | 0 | — | 14 | Not compared (before 2008) | Stable |
| 1999 | 74 | 100,000 | 0 | — | 14 | Not compared (before 2008) | Stable |
| 1998 | 14 | 136,000 | 0 | — | 14 | — | Not enough data |
| 1997 | 16 | 130,000 | 0 | — | 14 | — | Stable |
| 1996 | 9 | 149,500 | 0 | — | 14 | — | Not enough data |
| 1995 | 8 | 159,500 | 0 | — | 13 | — | Not enough data |
| 1994 | 9 | 155,005 | 0 | — | 13 | — | Not enough data |
All Chevrolet Suburban 1500 model years · Best and worst years by complaints
Frequently asked questions
How many NHTSA complaints does the 2026 Chevrolet Suburban 1500 have?
NHTSA recorded 18 consumer complaints for the 2026 Chevrolet Suburban 1500 as of Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
What part of the 2026 Chevrolet Suburban 1500 is reported most often?
Engine is named most often, in 9 complaints (50% of the total), followed by other or unknown with 4.
Has the 2026 Chevrolet Suburban 1500 been recalled?
NHTSA lists 3 recall campaigns for this model year, 1 of them with a do-not-drive advisory. To check a specific vehicle, enter its VIN at nhtsa.gov/recalls.
How did the 2026 Chevrolet Suburban 1500 do in NHTSA crash tests?
NHTSA's 5-Star Safety Ratings give the 2026 Chevrolet Suburban 1500 5 out of 5 stars overall, across 2 rated versions (body style and drive). Ratings from different model years are only comparable when the vehicle was not redesigned in between.
What gas mileage does the 2026 Chevrolet Suburban 1500 get?
The EPA rates the 2026 Chevrolet Suburban 1500 (Suburban 2WD, 5.3L 8-cyl) at 17 mpg combined, 15 city and 20 highway, with an estimated annual fuel cost of $3,950 at 15,000 miles a year. Other engine and drive versions are rated differently.
At what mileage are problems with the 2026 Chevrolet Suburban 1500 reported?
Among the 2 complaints that include a mileage, the median is 8,250 miles and the middle half falls between 1,700 and 14,800 miles; 100% were filed for vehicles with under 50,000 miles.
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. Crash ratings are from NHTSA’s New Car Assessment Program. Fuel economy is from the EPA and DOE (fueleconomy.gov).
Complaint counts come from NHTSA’s public complaint database; we count each complaint once. The source records for this vehicle are on nhtsa.gov. Scores and trends are our own summaries of that data, described in the methodology. This page is not legal, safety or repair advice: for a specific vehicle, check its VIN at nhtsa.gov/recalls and ask a qualified mechanic. See an error? Tell us.