Archive for May, 2018

Super Cruise Update Provides Messaging Features

Super Cruise Update Provides Messaging Features

A new software update is now available for the 2018 CT6 equipped with Super Cruise (RPO UKL). The update includes new instrument cluster messaging (Fig. 1) that explains why Super […]

May 21, 2018
QR Code on Certification Label Offers More RPO Codes

QR Code on Certification Label Offers More RPO Codes

Beginning with the 2018 model year, a QR code was added to the Certification label (Fig. 3) on all Buick, Cadillac, Chevrolet and GMC models. The new QR code includes […]

May 21, 2018
Low Air Conditioning Refrigerant Charge or Leak

Low Air Conditioning Refrigerant Charge or Leak

Some 2017-2018 Silverado, Tahoe, Suburban, Sierra, Yukon models and Escalade models may have a low refrigerant charge or a refrigerant leak. As a result, the air conditioning system will be […]

May 21, 2018
Lack of Power When Accelerating

Lack of Power When Accelerating

The following conditions at low speeds may be found on some 2015-2016 Colorado and Canyon models equipped with the 3.6L V6 engine (RPO LFX): Chugging and/or lack of power when […]

May 21, 2018
Properly Connect Sensors during Air Distributor Case Replacement

Properly Connect Sensors during Air Distributor Case Replacement

Some 2016-2017 Envision models may have warm air blowing through the rear HVAC vents when the air conditioning is commanded on. If this condition is found, the auxiliary temperature valve […]

May 21, 2018
Audio Conditions after TIS2Web Amplifier Programming

Audio Conditions after TIS2Web Amplifier Programming

After replacement or programming the amplifier on some 2015-2017 Silverado, Tahoe, Suburban, Sierra, Yukon, Escalade and 2014 Silverado 1500 and Sierra 1500 models equipped with infotainment system RPO IO5, IO6 […]

May 21, 2018
Missing Speed Limit Icon on Driver Information Center

Missing Speed Limit Icon on Driver Information Center

A side-by-side view of the speed limit icon and digital speedometer may not be available on the Driver Information Center on 2017 Colorado and Canyon models equipped with the RPO […]

May 21, 2018
New Wireless Charging System Retrofit Kit

New Wireless Charging System Retrofit Kit

Customers who have upgraded to a new smartphone may no longer be able to wirelessly charge their device in some 2015-2016 ELR; 2015-2017, Volt, Tahoe, Suburban, Yukon, Escalade; 2015-2018 Colorado, […]

May 8, 2018
Updated GM Dealer Infrastructure Guidelines Now Available

Updated GM Dealer Infrastructure Guidelines Now Available

The latest GM Dealer Infrastructure Guidelines are now available on the GM Dealer Equipment website at www.gmdesolutions.com. Select the Dealer Services tab and then the links to Techline IT Solutions […]

May 8, 2018
Discard GE-52098 Coolant System Pressure Test Adapter

Discard GE-52098 Coolant System Pressure Test Adapter

Do not use the GE-52098 Coolant System Pressure Test Adapter when servicing the cooling system on 2017-2018 Silverado and Sierra models equipped with the 6.6L Duramax diesel engine (RPO L5P). […]

May 8, 2018