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.
GM notes that 2013-2017 vehicles equipped with GDI engines (gasoline direct injection) may exhibit stalling, hesitation and lack of performance in high ambient temperatures.
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.
This bulletin applies to 2013 – 2019 Chevy Malibu vehicles equipped with a 2.5L or 2.0L engine. The same engines are available in a number of GM vehicles including Buick Envision and Regal, Cadillac CTS, ATS and CT6, Chevy Camaro, Equinox, Impala and Traverse and GMC Acadia, Canyon and Terrain.
GM now recommends any cam bearing replacement in a Gen IV V8 engine (LS series) to use coated cam bearings in all five positions.
This bulletin applies to 2006-2014 GM passenger cars and trucks equipped with OnStar Gen 7, Gen 8, Gen 9 or FCP1. The OnStar system may not power up, with no LED illumination and/or no response from the OnStar button assembly. This issue may be accompanied by no communication with the scan tool as well.
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