Buick Regal 2018-2026 Service Manual / Steering & Driveline & Axle / Steering Wheel and Column / Diagnostic Information and Procedures
Buick Regal: Diagnostic Information and Procedures
READ NEXT:
Symptoms - Steering Wheel and Column
NOTE: Review the system operation in order to familiarize yourself with
the system
functions.
Refer to Steering Wheel and Column Description and Operation.
Symptoms List
Refer to a symptom diagnostic
Heated Steering Wheel Malfunction
Diagnostic Instructions
Perform the Diagnostic System Check prior to using this diagnostic
procedure:Diagnostic System
Check - Vehicle
Review the description of Strategy Based Diagnosis:Strategy
SEE MORE:
Auxiliary Water Pump Replacement (FWD)
Removal Procedure
1. Drain the cooling system.
2.
Steering Gear Heat Shield (2) - Remove.
3.
Heater Outlet Hose Clamp (1) - Disengage.
4. Heater Outlet Hose (2) @ Auxiliary Water Pump - Remove.
5.
Heater Coolant Pump Hose Clamp (1) - Disengage.
6. Heater Coolant Pump Hose (2) @ Auxiliary Wa
DTC B390C
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provides an overview of each
diagnostic category.
DTC Descriptor
DT
© 2019-2026 Copyright www.buregal6.com
