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
SEE MORE:
Piston and Connecting Rod Assemble
Special Tools
EN-46745 Piston Pin Clip Remover/Installer
EN-46745-4 Piston Pin Clip Remover/Installer Adapter
For equivalent regional tools, refer to Special Tools.
1.
NOTE: Install the piston onto the connecting rod with the arrow on top
of the piston
oriented to the same side as the cast fea
Differential Carrier Bushing Replacement - Rear
Tools Required
J-45725 Cradle Bushing Replacer
For equivalent regional tool, refer to Special Tools.
Removal Procedure
1. Raise and support the vehicle.
2. Remove the rear differential assembly.
3.
Mark a reference point on the frame and old bushing at the 12 and 6 o'clock
position to use to a
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