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Search: Posts Made By: mkguitar
Forum: Fuel Economy 09-05-2016, 03:15 PM
Replies: 33
Views: 15,956
Posted By mkguitar
what does your manual give for towing capacity? ...

what does your manual give for towing capacity?

the 2001 RT brochure shows 6100/1000 for your model with the optional hitch

RT has legacy model brochures available on their website




my...
Forum: Fuel Economy 08-30-2016, 03:46 AM
Replies: 33
Views: 15,956
Posted By mkguitar
no- synthetic doesn;t work well in older...

no-
synthetic doesn;t work well in older motors with loose tolerances- in many cases it will seep out through paper gaskets used between rough castings ( modern motors will use a plasticized...
Forum: Fuel Economy 08-29-2016, 07:41 PM
Replies: 33
Views: 15,956
Posted By mkguitar
synthetic oil works great in motors designed for...

synthetic oil works great in motors designed for it- with close tolerances.

I have used synthetic 20w50 or 10w-40 since new in my 2001 GMC 4.8 pick up
I have 165k with no problems. Usually mobil...
Forum: Fuel Economy 08-25-2016, 11:12 PM
Replies: 33
Views: 15,956
Posted By mkguitar
scan gauge ii is about $130 drafting is...

scan gauge ii is about $130


drafting is tricky- in order to be close enough to take advantage...you can;t see- and if you are far back enough to see, you are in their air which will reduce you...
Forum: Fuel Economy 08-25-2016, 04:57 PM
Replies: 33
Views: 15,956
Posted By mkguitar
I don't think the MPG and "performance" go...

I don't think the MPG and "performance" go together with out major changes such as defeating the emission controls ( and Maricopa County puts my B on the rollers due to the GVWR).
Possible that...
Forum: Fuel Economy 08-24-2016, 05:23 PM
Replies: 33
Views: 15,956
Posted By mkguitar
often a larger motor and more torque uses less...

often a larger motor and more torque uses less revs- less fuel.

my 2001 GMC pick up has the 4.8 vortec and is usually empty and gets about 20 MPG.

when loaded the mpg drops quickly- on hills...
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