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Yukon XL 4WD V8-6.0L
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Engine Controls - MIL ON/Reduced Power/DTC P2138
Engine Controls - MIL ON/Reduced Power/DTC P2138
This TSB number 07-06-04-019, dated 06/21/07 has been superceded by TSB number 07-06-04-019D , dated 06/28/10