The names, logos, emblems,
slogans, vehicle model names, and
vehicle body designs appearing in
this manual including, but not limited
to, GM, the GM logo, BUICK, the
BUICK Emblem, and ENCORE are
trad
Air Vents
Turn Signal Lever. See Turn
and Lane-Change Signals. Headlamp High/Low-Beam
Changer
Instrument Cluster
Driver Information Center (DIC)
Display. See Driver Information
Center (DIC)
Heating and air conditioning system description and operation
Engine Coolant
Engine coolant is the key element of the heating system. The thermostat
controls engine operating coolant
temperature. The thermostat also creates a restriction for the cooling system
that promotes a positive coolant
flow
DTC P00B3 OR P00B4 (2H0 OR LUJ): Radiator coolant temperature (RCT) sensor
DIAGNOSTIC CODE INDEX
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.
Dia