Steering System (G553479)

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For a detailed description of the steering system operation, refer to the relevant description and operation sections of the workshop manual.

Visual Inspection

For a list of Diagnostic Trouble Codes (DTCs) that could be logged on this vehicle, please refer to the relevant DTC index.

For Column Lock DTCs on L319, L320, L322, L359 -

REFER to: Diagnostic Trouble Code (DTC) Index - DTC: Electric Steering Column Lock Control Module (ESCL) (211-00 Steering System - General Information/Diagnosis and Testing/Steering System)

For Additional Column Lock DTCs on L319, L320, L322, L359;

For Column Adjustment Motors or Solenoid DTCs on L319, L320, L322;

For Power Steering Solenoid (Actuator) DTCs on L320, L322;

For Power Steering Calibration DTCs on L319, L320, L322 -

REFER to: Diagnostic Trouble Code (DTC) Index - DTC: Central Junction Box (CJB) (418-00 Module Communications Network/Diagnosis and Testing/Communications Network)

For Additional Column Lock DTCs on L319, L320, L322, L359;

For Power Steering Calibration DTCs on L320, L322 -

REFER to: Diagnostic Trouble Code (DTC) Index - DTC: Instrument Cluster (IC) (413-01 Instrument Cluster/Diagnosis and Testing/Instrument Cluster)

Given the wide and varied nature of potential issues with the vehicle steering system, a series of symptom charts, pinpoint tests and additional diagnostic/remedial procedures are included throughout Section 211 (Steering System). For help in diagnosis of reported steering issue(s), refer to the following sections of the workshop manual:

For power steering system, REFER to: Power Steering (211-02, Diagnosis and Testing).

For steering linkage, REFER to: Steering Linkage (211-03, Diagnosis and Testing).

For steering column, REFER to: Steering Column and Steering Wheel (211-04, Diagnosis and Testing).

For all other steering issues, see below:

General Steering System Noises

Boom

Rhythmic sound like a drum roll or distant thunder. May cause pressure on the ear drum

Buzz

Low-pitched sound, like a bee. Usually associated with vibrations

Chatter

Rapidly repeating metallic sound

Chuckle

Rapid noise that sounds like a stick against the spokes of a spinning bicycle wheel

Chirp

High pitched rapidly repeating sound, like chirping birds

Click

Light sound, like a ball point pen being clicked

Click/Thump

Heavy metal-to-metal sound, like a hammer striking steel

Grind

Abrasive sound, like a grinding wheel or sandpaper rubbing against wood

Groan/Moan

Continuous, low-pitched humming sound

Groan/Howl

Low, guttural sound, like an angry dog

Hiss

Continuous sound like air escaping from a tire valve

Hum

Continuous sound of varying frequencies, like a wire humming in the wind

Knock

Heavy, loud repeating sound like a knock on a door

Ping

Similar to knock, except at higher frequency

Rattle

A sound suggesting looseness, such as marbles rolling around in a can

Roar

Deep, long, prolonged sound like an animal, or winds and ocean waves

Rumble

Low, heavy continuous sound like that made by wagons or thunder

Scrape

Grating noise like one hard plastic part rubbing against another

Squeak

High-pitched sound like rubbing a clean window

Squeal

Continuous, high-pitched sound like running finger nails across a chalkboard

Tap

Light, hammering sound like tapping pencil on edge of table. May be rhythmic or intermittent

Whirr/Whine

High-pitched buzzing sound, like an electric motor or drill

Whistle

Sharp, shrill sound, like wind passing a small opening