I have a 04 you on lots of sludge in the oil pan still no oil pressure no metal shavings in the pan

Asked by May 30, 2015 at 09:46 PM about the 2004 GMC Yukon XL 1500

Question type: Maintenance & Repair

2 Answers

68,275

Replace the oil pump,and clean the strainer tube,may help.

2 of 2 people found this helpful.
70,255

As TST said plus service the crankcase ventilation system. A plugged crankcase ventilation system will cause excessive sludging. As well as infrequent oil changes. HTH. -Jim

1 of 1 people found this helpful.

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