General Motors advises inspection for piston damage when the MIL is on and the engine misfires and displays a ticking/knocking noise. This may be caused by an aftermarket ECM calibration/component and detonation that leads to melted pistons.
General Motors announced a recall of certain 2018 GMC Terrain, Acadia and Canyon vehicles built during March 2018.
This bulletin applies to a number of GM products including 2013-2015 Cadillac ATS/2012-2015 SRX, 2012-2017 Buick LaCrosse/Regal/Verano, 2012-2017 Chevy Caprice, 2016-2018 Captiva/ 2011-2017 Equinox/2012-2018 Impala and 2011-2017 GMC Terrain.
Elgin Industries has again earned Platinum Supplier status from the General Motors Customer Care and Aftersales organization. Platinum status, GM’s top supplier level, is awarded only to manufacturers that have maintained 100% on-time delivery over the course of a year,.
This bulletin applies to 2016-2019 Chevy Corvette models equipped with a 6.2L LT1/LT4/LT5 engine. The SES lamp may be on and rich running condition DTCs P0172 and P0175 may be stored. The possible cause involves the high pressure fuel pump.
This applies to all 2000-2018 GM V6 and V8 pushrod engines equipped with roller rockers. GM notes that if you find roller rocker arm needle bearings during an oil change, inspect all rocker arms.
GM now recommends any cam bearing replacement in a Gen IV V8 engine (LS series) to use coated cam bearings in all five positions.
General Motors issues a recall on certain 2018 GMC Savana and Chevy Express vehicles with certain combinations of front tire and gross vehicle weight option codes. The tire pressure monitoring system may be incorrectly calibrated, causing the TPMS warning light to illuminate when tire pressure reaches 37 psi, not 41 psi.
This bulletin applies to 2013 and prior GM passenger cars and trucks equipped with drum hat park brakes.
This bulletin applies to 2006-2009 Hummer H3 and 2003-2009 Hummer H2 vehicles. While some owners of these vehicles may request a fluid change for the rear axles, the service information and owner’s manual do not show a service interval for the rear axles with or without G80 locking differential.
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