Manufacturer communication — 2006 GMC YUKON DENALI XL

• The model list includes 2000-2006 GMC Yukon models.

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  2000-2006 GMC Yukon Models

• Pre-formed and pre-flared hydraulic brake pipe kits have been released; they can be used anytime the entire brake pipe assemblies need replacement.

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  Customer Care and Aftersales (CCA) has released pre-formed and pre-flared hydraulic brake pipe kits. These kits can be used anytime replacement of the entire brake pipe assemblies is required.

Repair

1. In the utility procedure, remove the 6 left side body mount bolts and the core support mount bolt.

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   Remove the 6 left side body mount bolts and the core support mount bolt.

2. Tighten the brake pipe fitting tube nut to 18 lb ft (= 24.4 N·m) (the metric figure is printed as "25 Y").

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   Tighten the nut to 25 Y (18 lb ft)

3. Bleed the hydraulic brake system, referring to Hydraulic Brake System Bleeding in SI.

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   Bleed the hydraulic brake system. Refer to Hydraulic Brake System Bleeding in SI

Parts

• The parts table lists kit part number 22933217 for model years 2000-2002, K model 15706, option usage &JC5-JL4, torsion bar front suspension.

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  100 2000-2002 K 15706 &JC5-JL4 Torsion Bar 22933217

• The parts table lists kit part number 22932593 for model years 2003-2006, K model 15706, option usage &JC4/JH2-JL4, torsion bar front suspension.

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  102 2003-2006 K 15706 &JC4/JH2-JL4 Torsion Bar 22932593

• The parts table lists kit part number 22932591 for model years 2003-2006, K model 15706, option usage &JC4/JH2&JL4, torsion bar front suspension.

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  105 2003-2006 K 15706 &JC4/JH2&JL4 Torsion Bar 22932591

• The parts table lists kit part number 22933219 for model years 2000-2002, K model 15906, option usage &JC5-JL4, torsion bar front suspension.

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  108 2000-2002 K 15906 &JC5-JL4 Torsion Bar 22933219

• The parts table lists kit part number 22932594 for model years 2003-2006, K model 15906, option usage &JC4/JH2-JL4, torsion bar front suspension.

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  112 2003-2006 K 15906 &JC4/JH2-JL4 Torsion Bar 22932594

• The parts table lists kit part number 22932592 for model years 2003-2006, K model 15906, option usage &JC4/JH2&JL4, torsion bar front suspension.

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  117 2003-2006 K 15906 &JC4/JH2&JL4 Torsion Bar 22932592

Caution

• The kits include all the pre-formed and pre-flared brake pipes needed to replace the entire brake pipe assembly, except the rear axle crossover pipe.

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  These kits include all the pre-formed and pre-flared brake pipes needed when replacing the entire brake pipe assembly, except the rear axle crossover pipe.

• The procedure is not intended for the repair or replacement of a single damaged brake pipe.

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  This procedure is not intended for the repair or replacement of a single damaged brake pipe.

• Before removing any brake pipes from the master cylinder, ABS module (BPMV) and the brake pressure proportioning valve (where equipped), identify the port locations.

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  Before removing any brake pipes from the master cylinder, ABS module (BPMV), and the brake pressure proportioning valve (where equipped) identify the port locations.

• If the pipes are not installed in the correct port locations on all the hydraulic components, the brake system including the ABS and/or the TCS/VSES StabiliTrak system (where equipped) will not operate correctly and the hydraulic brake components may be damaged.

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  If the pipes are not installed in the correct port locations on all the hydraulic components, the brake system including the ABS system and/or TCS/VSES Stabiltrak system (where equipped) will not operate correctly and may result in damage to the hydraulic brake components.

• The kit pipes have a nylon coating for better corrosion protection and may have slightly different shapes and bends, so they may not exactly match the pipes being replaced.

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  These pipes have a nylon coating to provide better corrosion protection and may have slightly different shapes and bends and may not exactly match the brake pipes being replaced.

• Remove the brake pipes from the existing routing clips carefully, because all the clips will be re-used.

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  Remove the brake pipes from the existing routing clips carefully to avoid damaging the clips as all the clips will be re-used.

• Only raise the body enough to gain hand access to the brake pipe routing clips, and avoid stressing hoses and wiring harnesses.

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  Only raise the body enough to gain hand access to the brake pipe routing clips. Pay careful attention to avoid stressing hoses and wiring harnesses.