P1098 — OBD-II trouble code

A manufacturer-specific powertrain OBD-II trouble code. Below are the vehicles and failure patterns where owners report it, drawn from NHTSA complaints.

In ProblemsByVin's analysis of the NHTSA owner-complaint record, owners cite P1098 across 14 vehicle failure patterns. Diagnostic codes in complaints are reported by owners and are unverified — they point to where this code shows up, not a confirmed diagnosis. Open a page below for the full pattern (symptoms, mileage, repair costs owners cite).

Vehicles where owners report P1098 14 patterns

2023 Chevrolet Suburban

engine — Coolant control valve failure

2023 Chevrolet Trailblazer

engine — Coolant Control Valve Assembly Failure

2022 Chevrolet Tahoe

engine — Catastrophic engine seizure and failure

2022 Chevrolet Silverado

powertrain — Engine bearing and lifter failure

2022 Chevrolet Suburban

powertrain — Transmission Control Valve Failure

2022 GMC Sierra

powertrain — Engine Oil Starvation / Rod and Main Bearing Failure

2021 Cadillac Escalade

engine — Complete engine seizure with loss of propulsion

2021 Cadillac Escalade ESV

engine — Coolant Control Valve Failure

2021 Chevrolet Silverado

powertrain — Unexplained Power Loss / Reduced Engine Power / Limp Mode

2021 GMC Sierra

engine — 3.0L Duramax diesel coolant control valve failure

2021 GMC Sierra

powertrain — Transmission Control Valve Failure (Diesel and Gas Models)

2021 GMC Acadia

engine — Thermostat/coolant control valve failure

2020 Chevrolet Silverado

engine — Coolant control valve failure

2006 Volkswagen Passat

fuel system — Fuel pump failure causing engine stall

Codes are pulled from what owners wrote in their NHTSA filings — they're allegations, not a shop diagnosis. Always confirm with a live scan. Browse all diagnostic codes →