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Recent Bulletins

18186 CSP - High Feature V6 Gen 1 Broken Piston Oil Control Ring
Campaign / Customer Satisfaction / Engine Mechanical
Jun 15
PIC6335 Circular Image Distortion on Any of the Screens Including the Buick Tri-Shield Start Up Screen
Bulletin / Preliminary Information / Entertainment
Jun 15
PIP4495F Cylinder Head Tick Noise And Or Damage - Possible Plugged Oil Feed Orifice
Bulletin / Preliminary Information / Engine Mechanical
Jun 15
PIC5953D Diagnostic Tip: Voice Recognition Errors When Using iPhone With One Or More Emojis/Emoticons/Symbols In Contacts List
Bulletin / Preliminary Information / Entertainment
Jun 14
PIP5508B PQC 2018 Part Restriction On The T87A Transmission Control Module Has Ended.
Bulletin / Preliminary Information / Automatic Transmission
Jun 14
18-NA-200 Diagnostic Tip for Rattle Type Noise Heard From the Instrument Panel (IP) Area
Bulletin / Information / General Information / Engine Controls and Fuel
Jun 14
18-NA-201 Oil Leak from Oil Pan Area
Bulletin / Technical / Engine Mechanical
Jun 14
PIE0471A Engineering Information – Squeak, Rub, or Grinding Noise Originating from Steering Column when Turning
Bulletin / Engineering Information / Power Steering / Steering Linkage / Steering Wheel and Column / General Information / Squeaks and Rattles
Jun 14
PIT5613A HVAC Pop-Up May Display 61 Degrees and Have Empty HVAC Setting Icons
Bulletin / Preliminary Information / Entertainment
Jun 14
PIE0455A Engineering Information - Malfunction Indicator Lamp (MIL) Illuminated with DTC P0446 Set
Bulletin / Engineering Information / General Information / Vehicle DTC Information / Engine Controls and Fuel
Jun 14
18195-01 Safety - Sensing and Diagnostic Module Fault State
Campaign / Safety / Supplemental Restraints
Jun 13
PIP5372B Turbocharger Part Restriction Has Ended
Bulletin / Preliminary Information / Exhaust
Jun 13
10-06-05-002F Clean Exhaust Filter See Owners Manual Now, Cleaning Exhaust Filter Keep Driving Until Message is Cleared or Diesel Partic Filter is Full Continue Driving Displayed on DIC, DTC P2463 May Be Set
Bulletin / Information / Engine Controls / Engine Exhaust / Exhaust / Vehicle DTC Information / Programming and Setup / Displays and Gauges / Engine Controls and Fuel
Jun 13
PIT5616A Vehicle displays Shift to Park message on DIC when in Park. Vehicle may not shut off when put in Park or may not start.
Bulletin / Preliminary Information / Automatic Transmission
Jun 13
PIE0464A Engineering Information — Malfunction Indicator Lamp Illuminated with DTC P05AE, P151F, U0285, P059F, or U1345 Set
Bulletin / Engineering Information / General Information / Vehicle DTC Information / Lighting Systems / Engine Heating and Cooling
Jun 13
17-NA-312 Active Shutters Inoperative, Malfunction Indicator Lamp (MIL) Illuminated - DTCs U01B0, U0284, U1345 Set
Bulletin / Technical / Vehicle DTC Information / Bumpers and Fascias / Wiring Systems and Power Management
Jun 13
18-NA-171 Malfunction Indicator Lamp (MIL) Illuminated with DTC P0300
Bulletin / Technical / Vehicle DTC Information / Programming and Setup / Engine Heating and Cooling / Engine Mechanical / Engine Controls and Fuel
Jun 13
PIP5335B SES Lamp With Camshaft Position Codes P0340 and/or P0341
Bulletin / Preliminary Information / Engine Controls and Fuel
Jun 12
18196 Service Update - Blocked Port in Brake Pressure Modulator Valve
Campaign / Service Update / Antilock Brake System
Jun 12
PIP5498K SES Lamp P050D P0300 Setting On A Cold Start And/Or a Run Rough Warm with No codes
Bulletin / Preliminary Information / Engine Mechanical
Jun 12
PIC6239J Bolt EV (BEV2) High Voltage Battery Exchange and Internal Parts Process
Bulletin / Preliminary Information / Hybrid/EV Energy Storage
Jun 12
18-NA-114 Service All Wheel Drive (AWD)/Service Stability Messages Displayed on Driver Information Center (DIC), Erratic Speedometer Readings, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0641, U0073, U0100, U0101, U0121, U0131 and/or U0136 Set
Bulletin / Technical / Vehicle DTC Information / Displays and Gauges / Wiring Systems and Power Management
Jun 12
PIC6326A OnStar Red LED DTC U18B4 U18B5 U18AF
Bulletin / Preliminary Information / Entertainment
Jun 12
11-00-89-005M Warranty Administration - Updated - Dealer Empowerment Labor Operations and Customer Enthusiasm (U.S. Only)
Bulletin / Warranty Administration / General Information
Jun 12
15810-02 Special Coverage - Catalytic Converter Replacement
Campaign / Special Coverage / Engine Exhaust
Jun 12
18-NA-194 Malfunction Indicator Lamp (MIL) Illuminated - DTC P0700 Set
Bulletin / Technical / Automatic Transmission / Vehicle DTC Information
Jun 12
PIP5479B CT6 4EL70 Hybrid Transmission and Component Restriction Program has Ended
Bulletin / Preliminary Information / Automatic Transmission / Hybrid/EV Energy Storage
Jun 12
PIT5565A Squeak/Squawk Noise When Turning Steering Wheel
Bulletin / Preliminary Information / Steering Wheel and Column / Squeaks and Rattles
Jun 12
PIT5457C Service ABS / TCS / Power Steering and/or Suspension Message DTC U0077 U0121 U0126 U0131 U0139 U0151 U0401 U0415 U0428 (Circuit 5986)
Bulletin / Preliminary Information / Electronic Suspension Control / Antilock Brake System / Power Steering
Jun 12
PIT5622 Diagnostic Tip Side Object Detection System Unavailable Message at Startup
Bulletin / Preliminary Information / Object Detection / Driver Assistance Systems
Jun 12
PIT5621 Squeak or Creak Noise When Applying Brake Pedal
Bulletin / Preliminary Information / Hydraulic Brakes
Jun 12
PIT5533B Creak Click Pop Crack Type Noise From Front Suspension/Frame Area While Making Turns
Bulletin / Preliminary Information / Squeaks and Rattles / Frame and Underbody
Jun 12
PIP5373B Program ECM Error E4491/E4423
Bulletin / Preliminary Information / Engine Controls and Fuel
Jun 11
18-NA-198 Creaking Type Noise Heard from Front End While Turning and/or Driving Over Uneven Pavement
Bulletin / Technical / Front Suspension
Jun 11
PIT5620 Itch Rattle Flutter Squeak Tick Chirp Type Noise from the Drivers Side A Pillar Area
Bulletin / Preliminary Information / Bolted Exterior Body Panels and Closures
Jun 11
18095 Service Update - ECM OBD Memory Cleared After Programming of Other Modules
Campaign / Service Update / Programming and Setup
Jun 11
18-NA-137 Fuel Injector Seal Replacement for Fuel Odor and/or Extended Cranking
Bulletin / Technical / Engine Mechanical / Engine Controls and Fuel
Jun 11
18-NA-197 Information on Outside Rearview Mirrors (OSRV) Mismatched to Body Color
Bulletin / Information / General Information / Paint and Coatings / Mirrors
Jun 11
18-NA-196 2019 Chevrolet Corvette ZR1 New Model Features
Bulletin / Information / Electronic Suspension Control / Rear Drive Axle / Disc Brakes / Antilock Brake System / Manual Transmission / Automatic Transmission / Maintenance and Lubrication / Engine Mechanical / Engine Controls and Fuel
Jun 11
18-NA-193 Information On No Audio from Rear Seat Entertainment (RSE) Wireless Headphones
Bulletin / Information / Entertainment
Jun 11
17-NA-411 Headliner Sag at Front
Bulletin / Technical / Carpets and Head Linings / Interior Trim and Paneling
Jun 11
18-NA-192 Drivers and/or Passenger Side Power Seats Inoperative
Bulletin / Technical / Wiring Systems and Power Management / Power Seats
Jun 11
18-NA-156 A/C Inoperative and/or Insufficient Cooling
Bulletin / Technical / Heating, Ventilation and Air Conditioning / HVAC Systems - Manual / HVAC Systems - Automatic
Jun 11
17386-03 Customer Satisfaction Program - SDGM and BYOM2+ Radio Software Updates
Campaign / Customer Satisfaction / Displays and Gauges
Jun 11
18-K-005 Interchangeability Information on the Front Cover and Crank Shaft Balancer
Bulletin / Information / Engine Mechanical
Jun 10
18-NA-191 Not Able to Display Side by Side View of Speed Limit Icon Next to Digital Speedometer on the Driver Information Center
Bulletin / Information / General Information / Entertainment / Displays and Gauges
Jun 08
18156 Safety Recall - Seat Belt Lap Anchor Tensioner Cable
Campaign / Safety / Seat Belts
Jun 08
18-NA-190 Diagnostic Tip for Service Engine Soon (SES) Light On, DTC P0421 Set
Bulletin / Technical / Engine Controls and Fuel
Jun 08
PIP5571 MIL / SES Lamp On After Engine Repairs, P0016 Set and Rough Idle
Bulletin / Preliminary Information / Engine Controls and Fuel
Jun 07
PIE0436B Engineering Information - Speaker Rattle Noise, Speaker Crackle, Poor Sound Quality, Speaker Pop or Speaker Distortion
Bulletin / Engineering Information / General Information / Entertainment / Squeaks and Rattles
Jun 07

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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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