Buick Limited Warranty and Owner Assistance Information (GMNA-Localiz-
ing-U.S.-13337629) - 2020 - CRC - 4/4/19
Emission Warranty Parts List
21
Transmission Controls and
Torque Management
Clutch Solenoids and Switches
Control Solenoids and Pressure
Switches
Driver Mode Select Switch
ETRS Shifter/Button
Internal Mode Switch (IMS)
Park/Neutral Switch
Transmission Control Module **
Transmission Fluid Temperature
Sensor
Transmission Range Control Module
(TRCM)**
Transmission Speed Sensors
Vehicle Control System
Eboost Brake Control Module**
Integrated Chassis Control
Module ** (ETRS and Corvette only)
Vehicle Control Module (VCM) **
Fuel Management System
AFM Exhaust Valves and Controller
Diesel Fuel Injection Pump *
Diesel Direct Fuel Injector and Rail *
HD Duramax Fuel Pressure
Regulator *
HD Duramax Fuel Pipes *
Fuel Injector
Fuel Pressure Regulator
Fuel Pressure Sensor
Fuel Pump Power Module
Fuel Rail Assembly
Fuel Tank Fuel Pump
Fuel Temperature Sensor
High Pressure Fuel Pump (SIDI)
Air Management System
Active Aero Shutters and Controller
Air Cleaner
Air Intake Ducts
Charge Air Cooler *
Charge Air Cooler Control
Electric Compressor Recirculation
Valve (eCRV)
Electric Waste Gate Actuator
Idle Air Control Valve
Idle Speed Control Motor
Intake Air Heater
Intake Manifold (* for diesel only)
Intake Manifold Gasket
Intake Manifold Tuning Valve
Supercharger *
Throttle Body
Turbocharger *
Turbocharger Pressure Sensor
Turbocharger Vane Position
Sensor *
Turbocharger Vane Position
Solenoid *
Variable Geometry Turbine (VGT)
Actuators
Catalytic Converter System
Catalytic Converter(s) * **
Diesel Exhaust Emission Reduction
Fluid (DEF) Tank
Diesel Exhaust Aftertreatment
Actuators and Sensors
Diesel Particulate Filter (DPF) *
Exhaust Manifold and Gasket