2015 Chevrolet Suburban problems & reliability
428 owner complaints filed with NHTSA for the 2015 Chevrolet Suburban, alongside 11 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
16 complaints report injuries (34 injured, 2 deaths reported).
Federal crash records (FARS 2020–2023): 2015 Chevrolet Suburban vehicles were involved in 61 fatal crashes with 17 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Service Brakes | 149 | 35% |
| Steering | 59 | 14% |
| Electrical System | 58 | 14% |
| Unknown OR Other | 53 | 12% |
| Power Train | 47 | 11% |
| Engine | 39 | 9% |
| Structure | 34 | 8% |
| Suspension | 29 | 7% |
| Fuel/propulsion System | 26 | 6% |
| Electronic Stability Control (esc) | 22 | 5% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 63,000 miles (middle 50% between 46,000 and 91,800 miles), based on 281 complaints that included mileage.
Complaints by incident year
What owners report
“The contact owns a 2015 Chevrolet Suburban. The contact stated that while driving and taking a curve, the vehicle failed to turn as needed. The contact stated that the steering wheel was extremely difficult to turn. The contact stated that the message “Steering Assist Reduced – Drive with Care” was displayed. The…”
Steering · filed Jun 24, 2026
“When coming to a stop or backing from my inclined driveway the foot brake requires a hard push because it seems to lock up. I couldn't stop when braking. The problem is recurring. It has not been inspected for this recurring problem and no lights or warning signal appears on the dashboard.”
Service Brakes · filed May 29, 2026
“Fuel line leak caused by design flaw in which line plastic fuel feed line (GM part #84200271) is installed too close to the undercarriage, causing it to rub against the frame due to vibration and wear a pinhole. This is known by gm in service bulletin Service Bulletin 17-NA-304. This is a fuel leak, that can causes…”
Fuel/propulsion System · filed Apr 21, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- Brake Vacuum Pump Failure
Preliminary Evaluation PE18012 · opened Nov 20, 2018 · closed Apr 10, 2022 · led to recall 19V645000
Technical service bulletins
2,541 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2015 Chevrolet Suburban. The 10 most recent:
PI to help diagnose A/C concern
PIT5099J · Service Bulletin/Repair Instructions · issued Jul 21, 2026
This PI provides diagnostic tips for diagnosing electric trailer brakes issues.
PIT5509N · Service Bulletin/Repair Instructions · issued Jul 21, 2026
This PI provides diagnostic tips for diagnosing electric trailer brakes issues.
PIT5509M · Service Bulletin/Repair Instructions · issued May 14, 2026
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
PIT3271Q · Service Bulletin/Repair Instructions · issued Apr 1, 2026
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
PIP6104 · Service Bulletin/Repair Instructions · issued Mar 9, 2026
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902V · Service Bulletin/Repair Instructions · issued Mar 9, 2026
This preliminary information communicates an issue with aftermarket LED headlights causing IPC warning messages and MIL along with several low speed lan DTCs.
PIT6483 · Service Bulletin/Repair Instructions · issued Feb 5, 2026
This PI Communications information on an alternative product dealers can use to perform 19-NA-255: Wax Coating on Frame Peeling, Metal Shows Corrosion/Rusting due to issue with getting product from current supplier…
PIT6400A · Service Bulletin/Repair Instructions · issued Jan 16, 2026
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902U · Service Bulletin/Repair Instructions · issued Jan 8, 2026
This Preliminary information communicates a diagnostic tip for an issue where the starter stays engaged after the engine starts. Dealers are to suspect/monitor the crankshaft position sensor.
PIT5984A · Service Bulletin/Repair Instructions · issued Dec 25, 2025
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2015 Chevrolet Suburban has 11 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2015 Chevrolet Suburban?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 63,000 miles — budget accordingly if the car is approaching that mileage.