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Recent Bulletins

16-NA-139 Active Noise Cancellation (ANC) Boom Noise Heard 900-1100 RPM
Bulletin / Technical / Entertainment / Wiring Systems and Power Management
Apr 29
16-NA-043 Accessory Wheels Unable to Learn Tire Pressure Indicator Sensors
Bulletin / Technical / Tires and Wheels / Tire Pressure Monitoring / General Information
Apr 29
16-NA-138 OnStar Diagnostic Alerts Sent When Vehicle is Being Serviced
Bulletin / Information / General Information / Entertainment
Apr 29
16-NA-137 Mobile Telephone Microphone Poor Performance
Bulletin / Technical / Entertainment / Active Noise Cancellation
Apr 29
24210 Customer Satisfaction - Electronic Brake Control System Debris
Campaign / Customer Satisfaction / Disc Brakes
Apr 29
16-NA-136 Fuel Smell or Odor in Passenger Cabin While Driving or Sitting Still
Bulletin / Technical / Engine Controls and Fuel
Apr 28
PIP5395 Ticking Rattle Or Buzz Noise Heard The Best In The Passenger Compartment
Bulletin / Preliminary Information / Engine Mechanical
Apr 28
15822 Product Safety - Seatbelt Lap Anchor Tensioner Cable - Driver's Side
Campaign / Safety / Seat Belts
Apr 28
16-NA-134 Unable To Perform An IPC USB Programming Event After Android Auto Upgrade Has Been Done
Bulletin / Technical / Entertainment / Programming and Setup
Apr 28
16-NA-133 Decreased Battery Power, Reduced Upfitted Equipment Performance
Bulletin / Technical / Programming and Setup / 12 V Starting and Charging
Apr 28
N140632 Special Coverage - Unable to Remove Ignition Key
Campaign / Special Coverage / Steering Wheel and Column / Wiring Systems and Power Management
Apr 28
PIT5485B Unable Place An OnStar Call With Ignition In On Position After 15-08-44-001 Canada Upgrade
Bulletin / Preliminary Information / Entertainment
Apr 27
PIT5401F Radio Inoperative with No Communication and DTC U0184
Bulletin / Preliminary Information / Entertainment
Apr 27
02-07-30-029Z PQC Assembly Replacement Process - For Dealers Required to Contact PQC Prior to Replacing an Assembly (U.S. and Canada Only)
Bulletin / Information / Engine Mechanical / Manual Transmission / Automatic Transmission / Transfer Case
Apr 27
PIC6199 Delayed and Rate Based Charging Not Selectable On The Charge Information Screen- Buttons Are Greyed out
Bulletin / Preliminary Information / Plug-In Charging
Apr 27
16-NA-132 Repetitive Popping Noise from All Speakers
Bulletin / Technical / Entertainment
Apr 27
PIP5308A SES Light P0521 P06DD And Low Oil Pressure
Bulletin / Preliminary Information / Engine Mechanical
Apr 27
16-NA-131 Information on Vehicles Designed to Operate on Gaseous Fuels
Bulletin / Information / Engine Controls / Engine Controls and Fuel
Apr 27
16-NA-130 No Reverse, No Second After Upper Valve Body Replacement
Bulletin / Information / Automatic Transmission / General Information
Apr 27
15-06-01-002C Engine Misfire/Tick Noise, Malfunction Indicator Lamp (MIL) On, DTC P0300 Set
Bulletin / Technical / Engine Mechanical
Apr 27
PIC6194 (Malibu HEV) High Voltage Drive Motor Battery TAC Restriction and Exchange Program
Bulletin / Preliminary Information / Hybrid/EV Energy Storage
Apr 27
PIC5374D Off Route Message During OnStar Turn By Turn Operation
Bulletin / Preliminary Information / Entertainment
Apr 27
PIP5189B Black Smoke On Cold Start
Bulletin / Preliminary Information / Engine Controls / Engine Controls and Fuel
Apr 27
39370 Service Update for Inventory and Customer Vehicles - Transmission Single Clutch Surface Finish Out of Specification - Expires with Base Warranty
Campaign / Service Update / Automatic Transmission
Apr 27
16-K-003 Mode Valve Actuator operating rattle noise or abnormal noise
Bulletin / Technical / Programming and Setup
Apr 26
16-NA-129 Crankshaft Balancer Wobble or Vibration Appearance
Bulletin / Information / Engine Mechanical
Apr 26
16-NA-128 Security Light Comes On Intermittently, Malfunction Indicator Light (MIL) Illuminated, DTC B2955 Set
Bulletin / Technical / Vehicle DTC Information / Immobilizer / Theft Deterrent
Apr 26
PIC6198 Dead Battery After Exiting The Vehicle While On A Bluetooth Call
Bulletin / Preliminary Information / Entertainment
Apr 26
PIP5392 Oil Leak From Left Side Of Engine
Bulletin / Preliminary Information / Engine Mechanical
Apr 26
PIP5393 P2097 Check Engine Lamp
Bulletin / Preliminary Information / Engine Controls
Apr 26
PIT5501A Steering Feels Loose And/Or Excessive Lash (Adjust Steering Gear)
Bulletin / Preliminary Information / Power Steering
Apr 26
PI1250E Advanced Diagnostics - Proactive Alert
Bulletin / Preliminary Information / General Information / 12 V Starting and Charging / Engine Controls and Fuel
Apr 25
PIE0363 Engineering Information — Rear Bumper Step Pad Melted or Warped
Bulletin / Preliminary Information / Bumpers and Fascias / Plastic Panel Information and Repair
Apr 25
PIE0362 Engineering Information-Service - 4WD Message Displayed and DTC C0398 Set in Transfer Case Module
Bulletin / Preliminary Information / Automatic Transmission / Transfer Case
Apr 25
PI1541A Front Suspension Too Low, Excessive Tire Wear, Unable to Perform Alignment
Bulletin / Preliminary Information / Suspension General Diagnosis / Wheel Alignment / Front Suspension
Apr 25
PI0659E Groan, Squeak or Rubbing Type Noise When Turning Steering Wheel
Bulletin / Preliminary Information / Power Steering / Steering Wheel and Column
Apr 25
16-NA-127 Engine Odor and/or Burning Smell Within Cabin
Bulletin / Technical / Heating, Ventilation and Air Conditioning / General Information / Instrument Panel and Console Trim
Apr 25
PIP5391 Intermittent Stalling on Deceleration Coming to Stops
Bulletin / Preliminary Information / Engine Controls
Apr 22
PIC6197 Diagnostic Aid-Phone Will Not Connect To Android Auto
Bulletin / Preliminary Information / Entertainment
Apr 22
PIP5168E Crank No Start - Inspect for Sheared Cam Pin
Bulletin / Preliminary Information / Engine Mechanical
Apr 22
16-NA-116 HD Radio Performance
Bulletin / Technical / Entertainment / Programming and Setup / Displays and Gauges
Apr 22
16-NA-115 Radio Inoperative with No Communication and DTC U0184, No XM on Start-Up when Manually Tuned and/or Using Voice Recognition, No Radio Wake-Up, Rear View Camera and OnStar Handsfree Calling Issues, Favorite Stations Stored Twice and/or Disappear
Bulletin / Technical / Entertainment / Programming and Setup / Displays and Gauges
Apr 22
16-NA-042 Infotainment System Upgrade for Android Auto Feature
Bulletin / Technical / General Information / Entertainment
Apr 22
16-NA-126 Battery Goes Dead Intermittently with no Parasitic Drain Noted
Bulletin / Technical / Lighting Systems / 12 V Starting and Charging
Apr 22
16-NA-125 Front Propeller Shaft Broken
Bulletin / Technical / Propeller Shaft
Apr 22
PI1343C Harsh or Tie-Up Feeling from 6–4 Downshift
Bulletin / Preliminary Information / Automatic Transmission / Programming and Setup
Apr 22
18460 Service Update for Inventory and Customer Vehicles - Radiator Support Fasteners Missing Threadlocker - Expires with Base Warranty
Campaign / Service Update / Engine Cooling
Apr 22
PIC6183A Radio Display, Audio, And Controls Inoperative
Bulletin / Preliminary Information / Entertainment
Apr 22
PIC6193A Cannot Save XM Favorites
Bulletin / Preliminary Information / Entertainment
Apr 22
31770 Service Update for Inventory and Customer Vehicles - Advanced Park Assist Operation - Expires with Base Warranty
Campaign / Service Update / General Information
Apr 21

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Contained within this site is information for most domestic GM models built since 1995. We have built a custom web-based application using our unique tree-based navigation and combined it with a weekly feed of updated information from GM to create a solution for your repair and diagnosis needs. Our focus is on making the information easy to find, enabling you to increase your shop's efficiency.

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Service Manuals

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Release information in a number of categories including campaign, technical, information, warranty administration, engineering information, and advanced service information.

Last Update

5/02/2016

37045 documents were updated

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