Buick Regal: Description and Operation
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Cooling Fan Description and Operation
System Overview
The engine cooling fan system consists of 2 electric cooling fans and 3 fan
relays. The cooling fan relays
are arranged in a series/parallel (S/P) configuration. This allows the engin
Cooling System Description and Operation
Engine Coolant Indicators
The instrument panel cluster (IPC) shows the engine temperature on the
temperature gauge. The
value is sent on the data communication line from engine control module (EC
Firing Order and Cylinder Identification
NOTE: This information is intended as a quick reference for firing
order and
cylinder identification only. The information provided covers many
vehicles and may include some information that does not
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Keys
Warning:
Leaving children in a vehicle with
a Remote Keyless Entry (RKE)
transmitter is dangerous and
children or others could be
seriously injured or killed. They
could operate the power windows
or other controls or make the
vehicle move. The windows will
function with the RKE transmitter
in the ve
Specifications, Diagnostic Information and Procedures
SPECIFICATIONS
FASTENER SPECIFICATIONS
Single Use Non-Threaded Fasteners/Components
NOTE:
All fasteners/components listed in this table MUST BE DISCARDED and replaced
with NEW
after removal.
Application
O-Ring at PTU Output Shaft
O-Ring at Rear Differential Input Shaft
Retaining Ring at PTU Output
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