Displaying 1 - 10 of 14

TOPIC : GMC Acadia

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Coolant in Spark Plug Tube

This bulletin applies to GM vehicles equipped with HFV6 engines (3.0L and 3.6L LF1, LFW, LLT and LFX). Affected vehicles include 2010-2014 Buick Enclave and LaCrosse, Cadillac ATS, CTS, SRX and XTS, Chevy Camaro, Caprice, Equinox, Impala and Traverse and GMC Acadia and Terrain.

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Fancy Seat Failure

Some owners of 2012 GMC Acadia AWD trucks may comment that the front and/or rear heated seats are inoperative and/or the driver’s power seat only moves in short bursts each time the switch is operated.

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Reluctor Wheel Woes

This bulletin applies to a host of GM vehicles equipped with a 3.6L LY7, 3.6L LLT or 2.8L LP1 engine. Vehicle models are as follows:

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More bad castings

Owners of various GM vehicles equipped with HFV6 engines (3.0L and 3.6L) may complain about an SES light. This may be accompanied by misfire codes or possible oil or coolant leaks.

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Who would have thought?

This TSB applies to a range of GM vehicles where the PPS (passenger presence system) may command the seat belt reminder chime and passenger airbag indicator on, when electronic devices or conductive objects are placed on the front passenger seat. DTC 5045 or B0074 OF may be set in the PPS module.

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No park assist

Certain GM models equipped with parking assist may exhibit a non-operative system. Affected vehicles include 2006-2008 Buick Lucerne, 2008-2009 Buick Enclave, 2006-2008 Cadillac DTS, 2007-2009 Cadillac Escalade and SRX, 2008-2010 Cadillac CTS, 2007-2009 Chevy Avalanche, Silverado, Suburban and Tahoe, 2009 Chevy Traverse, 2007-2009 GMC Sierra, Acadia, Yukon and Yukon XL, and 2007-2009 Saturn Outlook. DTC B1E3A may be stored.

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GM false alarm

This TSB applies to a number of 2011 GM vehicles including the Buick Enclave, LaCrosse, Lucerne and Regal, Cadillac CTS, DTS, Escalade and SRX, Chevy Avalanche, Camaro, Corvette, Captiva, Colorado, Cruze, Equinox, Express, HHR, Impala, Malibu, Silverado, Suburban, Tahoe and Traverse, GMC Acadia, Canyon, Savana, Sierra, Terrain, Yukon, Yukon XL, Yukon Denail and Yukon Denali XL, all equipped with OnStar (generation 9.0 and 9.1 OnStar modules manufactured by LG).

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Stubborn GM tranny

This TSB applies to the following GM vehicles (all equipped with the 6T70/6T75 MH2, LH4, MH6, MY9 automatic transmission). The MIL comes on and the transmission won’t shift through all of the gears. A DTC code P182E is set in the transmission control module.

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GM TPM system overview and diagnostic tips

When a customer comments on a condition related to tire pressure monitoring, it is very important to distinguish between Check Tire Pressure / Low Tire Pressure conditions and Service Tire Monitor system issues. Understanding the difference between the two distinct conditions will help you distinguish between normal system operation (tire needs air) and a system malfunction.

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Funky park assist

Some owners of 2009 Buick Enclave; Cadillac Escalade, Escalade ESV, Escalade EXT; Chevy Avalanche, Silverado, Suburban, Tahoe, Traverse; GMC Acadia, Sierra, Yukon, Yukon Denali, Yukon XL, Yukon Denali XL; or Saturn Outlook vehicles may comment that the rear parking assist system is inoperative. They may also state that either “Park Assist Off” or “Service Park Assist” messages may be displayed.

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