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Recent Bulletins

21-NA-172 Service Rear Axle Displayed on Driver Information Center (DIC) - DTC C1135-92 Set
Bulletin / Technical / Rear Drive Axle / Vehicle DTC Information / Displays and Gauges
Jul 23
N202311731-02 Safety Recall - High Voltage Battery May Melt or Burn
Campaign / Safety / Hybrid/EV Energy Storage
Jul 23
N212343880 Safety Recall - High Voltage Battery May Melt or Burn
Campaign / Safety / Hybrid/EV Energy Storage
Jul 23
20-NA-170 Clicking Type Noise Heard Near Brake Pedal and/or I-Booster Under the Hood
Bulletin / Technical / Hydraulic Brakes / Programming and Setup
Jul 22
PIP5814 Unable To Program New RDCCM 84849877
Bulletin / Preliminary Information / Rear Drive Axle
Jul 22
PIP5815 Check Engine Light on With P0011 And /Or P0021 Set in the ECM on Camaro With Less Than 150 Miles
Bulletin / Preliminary Information / Engine Controls and Fuel
Jul 22
PIE0647 Engineering Information - 120-Volt Accessory Power Receptacle Not Functioning
Bulletin / Engineering Information / General Information / Power Outlets
Jul 22
PIE0648A Engineering Information - Rubbing Type Noise Heard While Turning the Steering Wheel
Bulletin / Engineering Information / Steering Linkage / General Information
Jul 22
N212340860-01 Safety Recall - Driver Airbag Fastener Missing
Campaign / Safety / Supplemental Restraints
Jul 22
PIP5812A Diagnostic Tip: Potential For Oil/Moisture Condensate Freezing Up in Turbocharger Wastegate Regulator Solenoid Valve (TCV)
Bulletin / Preliminary Information / Engine Controls and Fuel
Jul 22
PIT5509H Diagnostic Tip - Check and/or Service Trailer Brake System message DTC C1114
Bulletin / Preliminary Information / Trailer Brake Controls
Jul 22
PIE0651 Engineering Information - (for Pictures Only) – Engine Oil Filter Leak Original Filter (New Vehicle, Before First Oil Change Only)
Bulletin / Engineering Information / General Information / Engine Mechanical
Jul 21
18-NA-114 Service All Wheel Drive (AWD)/Service Stability Messages and/or Low Oil Pressure Shut Off Engine Message Displayed on Driver Information Center (DIC), Erratic Speedometer Readings, No Crank, Malfunction Indicator Lamp (MIL) Illuminated - DTC P0641, P2535, U0073, U0100, U0101, U0121, U0131, U0136 and/or U1814 Set
Bulletin / Technical / Vehicle DTC Information / Displays and Gauges / Wiring Systems and Power Management
Jul 21
PIC5650J Diagnostic Tip - Security Light on Intermittently / No Crank/No Start or Start Stall / Keyless Access Vehicles May Display No Remote/Fob Detected / Poor or No RKE Range / Service TPM
Bulletin / Preliminary Information / Engine Electrical / Tire Pressure Monitoring / Vehicle Access Systems / Theft Deterrent / Engine Controls and Fuel
Jul 21
PIT5698B LIN Bus Diagnostic Information
Bulletin / Preliminary Information / Steering Wheel and Column / Heating, Ventilation and Air Conditioning / Fixed and Moveable Windows / Displays and Gauges / Data Communications / Theft Deterrent / Seat Heating & Cooling / Trailer Brake Controls / Engine Controls and Fuel
Jul 21
20-NA-227 Wobble Vibration On Hard Acceleration
Bulletin / Technical / Wheel Drive Shafts / Front Drive Axle
Jul 21
21-NA-168 Changes to the Wireless Charging Feature for Certain 2021 Tahoe, Suburban, and Yukon Models Equipped with RPO 00C
Bulletin / Information / General Information
Jul 21
21-NA-167 Changes to the Electronic Steering Column Lock feature for certain 2021 Escalade Models, Tahoe, Suburban, and Yukon Models Equipped with RPO R7N
Bulletin / Information / General Information
Jul 21
N212340735-01 Noncompliance Recall - Tire Loading Information Incorrect
Campaign / FMVSS Noncompliance / General Information
Jul 21
21-NA-043 Properly Maintaining Vehicles in Dealer Inventory
Bulletin / Information / General Information
Jul 20
16-NA-019 Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares
Bulletin / Information / Automatic Transmission
Jul 20
21-NA-169 Diagnostic Tip for DTCs Set at a Low Mileage for 9T45/50/60 Transmissions
Bulletin / Technical / Automatic Transmission / Vehicle DTC Information
Jul 20
21-NA-166 Turn Signal Stalks are Not Cancelling and/or Mis Cancelling
Bulletin / Information / Steering Wheel and Column / General Information
Jul 20
A212336520 Service Update - Front Left-Hand Strut to Body Not Secured
Campaign / Service Update / Front Suspension
Jul 20
N212338290 Special Coverage - Glow Plug Failure
Campaign / Special Coverage / Engine Controls and Fuel
Jul 20
PIP5657C Diagnostic Aid: Engine Misfire DTC P0300
Bulletin / Preliminary Information / Engine Controls and Fuel
Jul 20
N212339040 Customer Satisfaction Program - Radio Calibration Incorrect for Steering Wheel Switches
Campaign / Customer Satisfaction / Programming and Setup
Jul 20
16-NA-055 Information Regarding Servicing Components Located Near SIR Components
Bulletin / Information / SIR / Supplemental Restraints
Jul 19
21-NA-164 Wind Noise at Lower Right Corner of Windshield and/or Urethane Seal Out of Position
Bulletin / Technical / General Information / Air/Wind Noise / Fixed and Moveable Windows
Jul 19
PIT5848 Front Windshield Wipers Only Work On High Speed
Bulletin / Preliminary Information / Wipers/Washer Systems
Jul 19
N212336560-01 Safety Recall - Airbag Cover Not Fully Secured
Campaign / Safety / Supplemental Restraints
Jul 19
N212331730 Service Update - Telematic Control Module
Campaign / Service Update / Programming and Setup
Jul 19
PIE0587B Engineering Information - Loss of and/or Reduced Propulsion, DTCs P0746, P0776, P0841 and/or P0846 Set
Bulletin / Engineering Information / Automatic Transmission / Vehicle DTC Information
Jul 16
21-NA-003 Loss of and/or Reduced Propulsion, DTCs P0730, P0746, P0776, P0841, P0846, P0961 and/or P0965 Set
Bulletin / Technical / Automatic Transmission / Vehicle DTC Information
Jul 16
21-NA-165 Rattle Noise/Vibration from Under Vehicle
Bulletin / Technical / Exhaust / Vibration Diagnosis and Correction / Squeaks and Rattles
Jul 16
PIP5797A M1L Internal Transmission Faults Related To Components Not Serviceable At The Dealer Level
Bulletin / Preliminary Information / Automatic Transmission
Jul 15
21-NA-159 Power Liftgate Hands-Free Inoperative Intermittently with DTC U1501 Set
Bulletin / Technical / Vehicle DTC Information / Vehicle Access Systems / Programming and Setup
Jul 15
PIC6441 Replacing & Programming the K218 - Front Suspension Leveling / Lifting Hydraulic Power Pack Module
Bulletin / Preliminary Information / Front Suspension / Automatic Level Control / Data Communications
Jul 15
PIP5811 Crankshaft Balancer Contacting Timing Cover on Replacement Engine
Bulletin / Preliminary Information / Engine Mechanical
Jul 15
PIP5776F Misfire Due To Collapsed Lifter
Bulletin / Preliminary Information / Engine Mechanical
Jul 15
PIE0650 Engineering Information - Clicking Type Noise Heard When Opening and Closing the Front Door
Bulletin / Engineering Information / General Information
Jul 15
21-NA-023 Engine Compartment Tick or Rattle Noise
Bulletin / Technical / Engine Mechanical / Engine Controls and Fuel
Jul 14
21-NA-143 Coolant Leak/Smell
Bulletin / Technical / Heating, Ventilation and Air Conditioning / Engine Heating and Cooling
Jul 14
N202318000 Service Update - Transmission Wire Harness Thermistor Crimp Failure
Campaign / Service Update / Wiring Systems and Power Management
Jul 14
20-NA-138 Warranty Administration - Engine and Transmission Assembly Replacement (U.S. Only)
Bulletin / Warranty Administration / Engine Mechanical / Manual Transmission / Automatic Transmission / Transfer Case
Jul 13
21-NA-148 Diagnostic Aid - DTC P2797, P2798 or P0C2D for Transmission Fluid Pump Performance
Bulletin / Technical / Automatic Transmission / Vehicle DTC Information / Displays and Gauges
Jul 13
N212335590-01 Safety Recall - Fuel Line May Not Be Properly Secured
Campaign / Safety / Engine Controls and Fuel
Jul 13
21-NA-142 Front Brake Grind/Groan Noise After Sitting Overnight
Bulletin / Technical / Disc Brakes
Jul 13
PIE0632A Engineering Information - Owner Receipt of PAI SAC003 and/or Dealer Informed of Excessive Parasitic Drains on an In-Inventory Vehicle
Bulletin / Engineering Information / General Information / 12 V Starting and Charging / Engine Mechanical
Jul 13
20-NA-136 9T65 Automatic Transmission Replacement Pilot Program (U.S. Only)
Bulletin / Information / Automatic Transmission / Vehicle DTC Information
Jul 13

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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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14206 documents were updated

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