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oil change

  1. 2020+ GM T1 Platform Powertrain
    It’s a challenge to dump oil from a 2.5 gallon jug into my 2020 L5P using an 8 inch funnel without spilling over, and with the filler so close to the firewall there’s not a lot of clearance under the hood for the large jug. Maybe smaller jugs or a different funnel would work better. What are you...
  2. Alternative Fuels Diesel Additives Lubricants
    I've been told by the dealer that engine oil (and filter) need to be changed every 3,000 miles religiously. According to the oil life on the display, that is not the case. I have an '06 LBZ spinning an Allison, and I rarely get the chance to work the truck the way it's set up to be worked. Is it...