2022 Chevrolet Suburban: Electrical System complaints
Owner-reported issue (NHTSA complaints, not a recall)
Symptoms
NHTSA has 22 owner complaints for the 2022 Chevrolet Suburban that list the electrical system component. Complaints are individual owner reports, not verified defects.
Examples:
- NHTSA complaint ODI #11761632 (filed 09/02/2026): “This problem isn’t just the 6.2l engine. my 22 suburban has the 5.3l and had engine failure on the freeway going 70 mph in april 2026. loud noises and loss of power. towed to dealership and was confirmed that it was the same issues as the 6.2l. the dealership only replaced certain components (gears,…”
- NHTSA complaint ODI #11760793 (filed 08/30/2026): “Operating vehicle normally until one day i heard a rattling noise from the engine compartment. car had limited speed and i had to pull over to check what the issue was and the car wont start. no check engine lights, no warning. tried turning car on but only the car starter keeps rolling. tried jumpi…”
- NHTSA complaint ODI #11758065 (filed 08/19/2026): “The telematics control module in this vehicle failed. a dealer diagnostic scan on 03/09/2026 at 67,839 miles documented the following active and history codes: u0198 lost communication with telematics module, reported independently by the radio, body control module, and instrument panel cluster cont…”
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: Moderate
Finding and splicing chewed wiring is doable with a multimeter and patience but can be time-consuming; harness replacement is pro work. (Our assessment.)
Cost
No sourced cost range for this issue. Get a written quote after diagnosis.
Typical parts (search links, no affiliate codes)
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Sources
Page last updated .