6.0
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Dec 042009
8100 vortec motor less than 60,000 miles 2 quarts of oil in 3000 miles is not normal. This has just started prior no problems. Per GMC this is normal. 2004.5 gmc made changes to motor this is obviously a problem.
- David M., Chino, AZ, US
8100 vortec motor less than 60,000 miles 2 quarts of oil in 3000 miles is not normal. This has just started prior no problems. Per GMC this is normal. 2004.5 gmc made changes to motor this is obviously a problem.
- David M., Chino, AZ, US