130232001D Service Bulletin/Repair Instructions

File in Section:

Bulletin No.:
Service Bulletin
Date:
02 - Steering

13-02-32-001D

January, 2016
TECHNICAL

Subject:
Power Steering Noise or Fluid Leak from Power Steering Pump, Gear or High Pressure

Hose During Extreme Low Temperature Conditions
Models:
2009-2015 Buick LaCrosse (Equipped with Hydraulic Power Steering)

2010-2013 Buick Regal

2012-2016 Buick Enclave

2013-2016 Buick Encore Equipped with RPO N40 Hydraulic Power Steering

2007-2014 Cadillac Escalade

2009-2016 Cadillac SRX

2013-2016 Cadillac XTS

2007-2014 Chevrolet Avalanche, Silverado 1500, Suburban 1500, Tahoe (Equipped with

Hydraulic Power Steering)

2010-2015 Chevrolet Captiva, Captiva Sport (V6 Only)

2010-2015 Chevrolet Equinox (V6 Only)

2011-2016 Chevrolet Silverado 2500/3500

2012-2016 Chevrolet Traverse

2013 Chevrolet Caprice PPV

2013-2015 Chevrolet Tracker, Trax Equipped with RPO N40 Hydraulic Power Steering

2007-2014 GMC Sierra 1500, Yukon Models 1500 Series Only (Equipped with Hydraulic

Power Steering)

2010-2016 GMC Terrain (V6 Only)

2011-2016 GMC Sierra 2500/3500

2012-2016 GMC Acadia

2009-2016 Opel Insignia (Equipped with Hydraulic Power Steering)
Attention: This Bulletin also applies to any of the above models that may be Export vehicles.

This Bulletin has been revised to update the Models information and change the power

steering fluid. Please discard Corporate Bulletin Number 13-02-32-001C.
Condition
Cause
Important: The information contained in this bulletin

applies only to the models listed. Pentosin CHF202

fluid cannot be used in any other products power

steering system. Ensure the vehicle being serviced is

listed in the Models information above.

Some customers may comment their vehicle is

experiencing a power steering noise/whine or fluid leak

from the power steering pump, gear or high pressure

power steering hose during extreme low outdoor

temperature operation. This bulletin replaces Bulletin

Number 12-02-32-002 as Pentosin CHF202 fluid has

improved cold temperature characteristics over the

former cold temperature fluid.
During extremely low temperatures, -35°C (-31°F) or

lower (usually in the -40°C/F or less range), the power

steering fluid may thicken and the power steering

system pressures may rise, causing damage to various

components.
Copyright 2016 General Motors LLC. All Rights Reserved.
Instructions

To resolve this condition, replace any damaged power

steering system components. Refer to Power Steering

in SI for diagnosing and repairing steering system

component fluid leaks.
Page 2
January, 2016
Bulletin No.: 13-02-32-001D
Flush the power steering system and refill with

Pentosin CHF202 fluid. Refer to Power Steering

System Flushing in SI for proper procedure and

expected fluid quantity to be used.

Provide the customer with this information for their

records and future maintenance needs.
Warranty Information
Parts Information
For vehicles repaired under warranty, use:
Pentosin CHF202 fluid can be obtained through a local

automotive parts retailer.
Note: For vehicles that require power steering

component replacement, use the appropriate labor

operation for the replaced component. Use the unique

labor operation only when servicing the fluid to correct

a noise concern.
Labor

Operation
Description
Labor

Time
7480008*
Flush and Bleed Power Steering

System to Correct Noise

Concern
0.9 hr
*This is a unique Labor Operation for Bulletin use only. It will

not be published in the Labor Time Guide.
GM bulletins are intended for use by professional technicians, NOT a "do-it-yourselfer". They are written to inform these

technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper

service of a vehicle. Properly trained technicians have the equipment, tools, safety instructions, and know-how to do a

job properly and safely. If a condition is described, DO NOT assume that the bulletin applies to your vehicle, or that your

vehicle will have that condition. See your GM dealer for information on whether your vehicle may benefit from the

information.
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TECHNICIAN

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