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This is an open preview: every record can be read without an account. The details of the plans are in preparation.

GMC Yukon XL 2000–2006

GMC Yukon XLModel years 2000–2006

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Common on this vehicle:Gauge or instrument faultWarning lightCorrosion or rustNoiseLeakReduced brakingStalls or shuts offLoss of engine power, no acceleration

Possible causes

All records of the GMC Yukon XL2,101 records
Instruments and lighting
Brakes
Steering
Fuel system
Body, doors and interior
Electrical, wiring and power
141Instrument panel cluster gauges stick, flutter or stop working7Shift lever position indicator in the instrument cluster may not illuminate (FMVSS 102) - recall 05V-0553Speedometer needle appears inaccurate (specification +/- 2 MPH)139Brake pipe (brake line) corrosion and rupture54Unwanted ABS activation at low speed (front wheel speed sensor mounting corrosion)38Parking brake linings worn out prematurely, parking brake does not hold (PBR single-shoe drum-in-hat)19Hydro-boost brake assist and power steering share one hydraulic supply (four campaigns)20Steering intermediate shaft clunk1Power steering pump whine between idle and 2000 rpm1Quadrasteer: rear wheels stay turned after the front wheels are straight (controlled re-centering after a fault, normal operation)7Out of fuel with the gauge reading above empty, cranks but no start, stall (replace the fuel sensor, not the sender module)6Fuel module reservoir assembly: fuel pump wire connectors may overheat - recall 05V-1553Mid-frame cross member tear could puncture fuel tank in angled frontal impact - recall 03V-0195Rear door window inoperative (motor replacement)4Snap or popping noise from the front of the vehicle (slot the front crossmember mounting holes)4Loose or missing rear wheelhouse plugs (exhaust gas entry) - recall 00V-34313Remote keyless entry and front passenger door window, lock, mirror inoperative (reprogram the Passenger Door Module)7Reduced Engine Power from throttle body connector crimp, broken wire or grounds3Ground Ring Terminal
146 causes not drawn

The documents say what to doOnly records name itThe size of a node, the width of a link and the numbers are records matching this search, not likelihoods.

Candidate cause (the documents say what to do)

Hydro-boost brake assist and power steering share one hydraulic supply (four campaigns)

Some vehicles were built with an out-of-specification hydro-boost housing relief valve bore.

The hydraulic brake booster pressure accumulator may crack and separate from the hydro-boost assembly during normal operating conditions.

What to do

  1. Perform the "Power Steering System Test" found in SI and make any necessary repairs based on system diagnosis.
  2. To tell whether a 670 gear box is fitted, inspect the mounting bolts that attach the stub shaft housing; a 670 gear box has only 3 mounting bolts.
  3. The PI document instructed technicians to diagnose the vehicle using the Power Steering Test Procedures if an owner complained about difficulty steering during "parking lot type maneuvers"; if the vehicle passed this test, no work was required, as GM viewed this as a normal phenomenon.
  4. Dealers replace the hydro-boost relief valve.
  5. Dealers test the hydro-boost assembly for functional operation and replace it if it fails.
  6. Dealers replace the hydraulic pump.
Read the remaining 7 steps

Caution: An inoperative pump raises steering and braking effort but does not completely remove the ability to steer or slow the vehicle.

Part numbers printed in the document

The numbers are as the document prints them. The name and the replacing number are what the pages of GMPartsGiant, a reseller of genuine parts and not GM, state. Aftermarket equivalents are not checked here (the links only search by number). Confirm the fit for the vehicle (VIN) before ordering.

In the records

  • Power Steering Pump: replaced 7(result not stated: 4)
  • Line: replaced 3
  • Hydraulic Pump: replaced 1
See the evidence (4 technical documents, 19 records)

Passages of the technical documents

  • SOME OF THESE VEHICLES WERE PRODUCED WITH AN OUT-OF-SPECIFICATION BRAKE HYDRO-BOOST HOUSING RELIEF VALVE BORE.

    NHTSA (recall summary text as published by NHTSA)

  • CONSEQUENTLY, THE VALVE O-RING SEAL MAY FRACTURE. STEERING EFFORTS MAY BE SLIGHTLY INCREASED WHILE BRAKING OR PARKING.

    NHTSA (recall summary text as published by NHTSA)

  • DEALERS ARE TO REPLACE THE HYDRO-BOOST RELIEF VALVE.

    NHTSA (recall summary text as published by NHTSA)

  • THE HYDRAULIC BRAKE BOOSTER PRESSURE ACCUMULATOR MAY CRACK AND SEPARATE FROM THE HYDRO-BOOST ASSEMBLY DURING NORMAL OPERATING CONDITIONS.

    NHTSA (recall summary text as published by NHTSA)

Read every statement and its source →

A cause or a result a complaint states is the owner’s view or what a dealer told them, not an established fact.