Manufacturer communication — 2006 GMC YUKON DENALI XL

• Applies to 2005-2019 vehicles of all brands and models.

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  All All 2005 - 2019 All All All All

Possible causes

• Terminal tension is one of the main culprits in an intermittent electrical concern, especially with very small terminals.

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  When diagnosing an intermittent electrical concern terminal tension is one of the main culprits, especially when working with very small terminals.

Steps to confirm (in the document’s order)

1. Use the J-35616-64B test probe to check tension on, or probe, .64 series terminals.

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   The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals.

2. Use the EL-35616-58 test probe to check terminal tension on Mini .50 series terminals.

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   the EL-35616-58 is the latest test probe released for checking terminal tension on the Mini .50 series terminals.

Repair

1. The same terminal can be used to make jumper wires, for example to jumper the High Speed LAN circuits together to bypass a module, for testing only.

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   This terminal may also be used to make jumper wires; example: to jumper the High Speed LAN circuits together in order to bypass a module for testing only.

2. Crimp with tool J-38125-641, using jaw "H" for 22 ga wire, "J" for 20 ga wire, or "K" for 18 ga.

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   Use crimping tool J-38125-641 and jaw "H" for 22ga wire, "J" for 20 ga wire, or "K" for 18 ga.

Parts

• The test probe terminal is in terminal repair kit J-38125-620H, Lear Tray 7, part number 963716-2.

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  The test probe terminal has been released in the terminal repair kit (J-38125- 620H) located in Lear Tray 7 part number 963716-2 shown below.

• A test probe terminal already attached to a lead (terminated lead) is GM part number 13505346, 5 leads per package.

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  The GM part number is 13505346, which can be ordered through your normal GM CCA parts channel. There are 5 terminated leads in a package, shown below.

Caution

• Always check the Connector End View in the service information to determine the correct test probe.

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  Note: Always refer to the Connector End View in Service Information for the latest information on determining the correct test probe to use.

• Do not use a J-35616-64B whose terminal end is bent, damaged, worn or broken; get a replacement probe or terminal.

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  If the terminal end of the J-35616-64B is bent, damaged, worn or broken, it should not be used and a replacement test probe or terminal should be obtained from GM Tools

• No male terminals are available because these terminals are used only for module connections; replacement female terminals are available for harness side repairs.

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  No male terminals are available as these terminals are currently used for module connections only. Replacement female terminals are available for harness side repairs.