This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
Chevrolet technical service bulletin 03-06-01-023I for 2001-2025 Chevrolet Silverado 1500, 2022 Chevrolet Equinox and 2001-2025 GMC Sierra 1500 and others.
- Bulletin number
- 03-06-01-023I
- Component
- Engine
- Summary
- This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
Owners of these vehicles have filed 7,294 complaints in the engine category.
Vehicles covered
- Chevrolet Silverado 1500 2001-2025 20182019202020212022202320242025
- Chevrolet Equinox 2022 2022
- GMC Sierra 1500 2001-2025 20182019202020212022202320242025
- Chevrolet Suburban 2001-2019 20122013201420152016201720182019
- Chevrolet Silverado 2500 2001-2025 20182019202020212022202320242025
- GMC Yukon XL 2001-2019 20122013201420152016201720182019
- Chevrolet Avalanche 2007-2013 2007200820092010201120122013
- GMC Sierra 2500 2001-2025 20182019202020212022202320242025
- GMC Suburban 2003-2004 20032004
- Chevrolet Suburban 1500 2001-2011, 2021-2025 20092010201120212022202320242025
- Chevrolet Silverado 3500 2001-2025 20182019202020212022202320242025
- Chevrolet Avalanche 1500 2002-2013 20062007200820092010201120122013
- Chevrolet Express 2001-2023 20162017201820192020202120222023
- GMC Sierra 3500 2001-2025 20182019202020212022202320242025
- GMC Yukon Denali XL 2003-2018 20112012201320142015201620172018
- GMC Savana 2001-2024 20172018201920202021202220232024
- Hummer H2 2002-2010 20032004200520062007200820092010
- GMC Yukon XL 1500 2001-2012 20052006200720082009201020112012
- GMC Sierra Denali 2002-2003, 2007-2020 20132014201520162017201820192020
- Chevrolet Silverado 1500 HD 2001-2005 20012002200320042005
- Chevrolet Suburban 2500 2001-2006, 2008-2011 20032004200520062008200920102011
- Chevrolet Express 3500 2001-2024 20172018201920202021202220232024
- Chevrolet C3500 2018 2018
- Chevrolet Express 1500 2001-2014 20072008200920102011201220132014
- Chevrolet Avalanche 2500 2002-2007, 2013 2002200320042005200620072013
- GMC Yukon XL Denali 2001-2003 200120022003
- Chevrolet Express 2500 2001-2019, 2023-2024 20142015201620172018201920232024
- GMC Yukon XL 2500 2001-2013 20062007200820092010201120122013
- GMC Sierra 1500 HD 2001-2005 20012002200320042005
- GMC Savana 1500 2001-2017 20102011201220132014201520162017
- GMC Savana 3500 2001-2018, 2023, 2025 20132014201520162017201820232025
- GMC Savana 2500 2001-2018, 2023 20122013201420152016201720182023
- Hummer H2 SUT 2003-2009 2003200420052006200720082009
- GMC Sierra EV 2024-2025 20242025
- Chevrolet C5500 2003-2008 200320042005200620072008
- Chevrolet C4500 2003-2010 20032004200520062007200820092010
- GMC C4500 2003-2009 2003200420052006200720082009
- Chevrolet 3500 2016-2022 2016201720182019202020212022
- Chevrolet Express Cutaway Van 2003-2024 20172018201920202021202220232024
- Chevrolet Express 4500 2009, 2012, 2014, 2016 2009201220142016
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