2019 Chevrolet Suburban: Power Train complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 38 owner complaints for the 2019 Chevrolet Suburban that list the power train component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11753997 (filed 07/31/2026): “I bought this vehicle in august 202 from bayway chevrolet in pearland, texas. the vehicle is now at 101,703 miles. the vehicle is a 2019 chevy suburban lt with the 8l43 transmission. approximately 1 year ago, we started to have issues with the electronic screens - both the dashboard and the radio …”
- NHTSA complaint ODI #11752858 (filed 07/25/2026): “Transmission broke.…”
- NHTSA complaint ODI #11752201 (filed 07/22/2026): “The contact owns a 2019 chevrolet suburban. the contact stated that while driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. the contact stated that while the brake pedal was depressed, the vehicle jerked abnormally. the conta…”
Likely causes
These complaints do not establish a single root cause; read the examples above and get a diagnosis.
Fix, in plain English
No single fix is established by these reports. Check your VIN for open recalls at nhtsa.gov/recalls, ask a dealer about technical service bulletins (TSBs) or extended warranty coverage, then have the system diagnosed.
DIY difficulty: Pro
Diagnosis needs a scan tool; repair or replacement needs a lift, transmission jack and the manufacturer's fluid fill/relearn procedure. (Our assessment.)
Cost
No sourced cost range for this issue. Get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
AutoZone · O'Reilly · Advance · RockAuto
Sources
Page last updated .