Archive for March, 2018

Electrical Issues Due to Backup Lamps

Electrical Issues Due to Backup Lamps

Some 2017 Acadia (VIN N) and XT5 models may have several electrical issues, including a dead battery, an inoperative Stop/Start system, and instrument cluster and switch backlighting illumination conditions. These […]

March 28, 2018
Incorrect Object Sensor Module Operation

Incorrect Object Sensor Module Operation

Some 2018 Encore models equipped with Side Blind Zone Alert (RPO UFT, Side Active Safety–Obstacle Detection) may have a warning alert (Fig. 6) appear in the side mirror when there […]

March 28, 2018
Undersized Spacer Plate Leads to Shifting Conditions

Undersized Spacer Plate Leads to Shifting Conditions

Some 2018 Enclave, LaCrosse and Terrain models — from start of production to September 28, 2017 — may have several automatic transmission shifting conditions. These conditions apply to Enclave models […]

March 28, 2018
Distorted or Blank Rear Vision Camera Screen

Distorted or Blank Rear Vision Camera Screen

When the Rear Vision Camera is active on some 2018 Sonic models, there may be a distorted, flickering, or rolling screen or the screen may be red/blue or black. (Fig. […]

March 28, 2018
Leaking Evaporator Core Seal

Leaking Evaporator Core Seal

Some 2016-2018 CT6 models may have decreased air flow at the instrument panel outer air vents while the vehicle is moving. The air conditioning evaporator core seal may not be […]

March 28, 2018
Correct Oil Filter Use on 1.4L and 1.8L Engines

Correct Oil Filter Use on 1.4L and 1.8L Engines

The 1.4L engine (RPO LUV) and 1.8L engine (RPO LWE) available in 2013-2018 Encore, Sonic, Trax; 2016 Cruze (VIN P); and 2013-2015 Cruze models use two different oil filters. Two […]

March 28, 2018
Use QuickQuote to Display Labor Information in the Electronic Parts Catalog

Use QuickQuote to Display Labor Information in the Electronic Parts Catalog

The GM Electronic Parts Catalog (EPC) makes a great deal of GM parts information — including part numbers, part descriptions, model applications and more — easily available to users in […]

March 16, 2018
Inspecting and Repairing Bolt EV Selfseal Tires

Inspecting and Repairing Bolt EV Selfseal Tires

2017-2018 Bolt EV models feature Michelin Selfseal® tires that will immediately seal the tread when punctured up to 1/4-inch (6 mm) in diameter. The Selfseal tires also may be repaired […]

March 16, 2018
Oil Filter Installation on the 3.6L V6 Engine (LGZ)

Oil Filter Installation on the 3.6L V6 Engine (LGZ)

The 3.6L engine (RPO LGZ) available on 2017-2018 Colorado and Canyon models uses an engine oil filter adapter (housing assembly) with an adapter center insert (Fig. 10) that supports the […]

March 16, 2018
Missing Personalization Settings Menu Items

Missing Personalization Settings Menu Items

Some personalization selections may be missing from the Comfort and Convenience Settings menu on some 2017-2018 Envision, CT6, Escalade, Impala, Silverado, Tahoe, Suburban; 2017 ATS, CTS; and 2018 Sierra and […]

March 16, 2018