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TOPIC : General Motors

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Elgin Industries Earns Top Supplier Recognition from GM

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,.

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Vette’s a Bit Rich

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.

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Needles Concern

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. 

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Coated Cam Bearings

GM now recommends any cam bearing replacement in a Gen IV V8 engine (LS series) to use coated cam bearings in all five positions.

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TPMS Recall

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.

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GM: Just Replace It

This bulletin applies to 2013 and prior GM passenger cars and trucks equipped with drum hat park brakes.

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Lifetime Axle Fluid?

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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Pay Attention to Wheel Nuts

When servicing 2012 and earlier GM vehicles that feature stainless steel-clad wheel nuts, using a shallow socket wrench can easily deform or crack that stainless steel cover.

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Bosch Has 5 New Engine Tools for GM 4-Cylinder Engines

Bosch Automotive Service Solutions has added five engine tools designed to service select 4-cylinder engines used in Chevrolet, Cadillac and Buick vehicles.

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Easy Vette Fix

According to GM, a “very small number” of 2013 Corvettes may exhibit an abnormal exhaust noise, due to an improperly torqued exhaust joint after the catalytic converter.

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