Buick Regal 2018-2026 Service Manual / Engine / Engine Mechanical - 2.0L (LTG) / Diagnostic Information and Procedures
Buick Regal: Diagnostic Information and Procedures
- DTC P06DA-P06DC
- DTC P06DD or P06DE
- Symptoms - Engine Mechanical
- Coolant in Combustion Chamber
- Cylinder Leakage Test
- Drive Belt Chirping, Squeal, and Whine Diagnosis
READ NEXT:
DTC P06DA-P06DC
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.
Diag
DTC P06DD or P06DE
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.
Diag
Symptoms - Engine Mechanical
Strategy Based Diagnostics
1. Perform the Diagnostic System Check - Vehicle before using the symptom
tables, if applicable.
2. Review the system operations in order to familiarize yourself with the
SEE MORE:
Air Vents
Use the slider knob on the air vent
louvers to change the amount and
direction of the airflow.
To close the outboard air vents,
move the slider knob to the full
outboard position.
To close the center air vents, move
the slide knob to the full inboard
position.
To close the rear passenger air
vent
Diagnostic Information and Procedures
LEAK TESTING
Special Tools
GE-41447 A/C Tracer Dye-Box of 24
GE-42220 Universal 12V Leak Detection Lamp
GE-43872 Fluorescent Dye Cleaner
GE-50078 Electronic Leak Detector
GE-50744 R-1234yf PAG Oil Injection Hose
GE-50745 R-1234yf POE Oil Injection Hose
Equivalent regional tools: Special Tool
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