Technical Service Bulletins

A/C Compressor
- EI08348 - Poor A/C Performance, A/C Not Cold Enough, A/C Compressor Noise (Engineering Information Closed) (08-01-37-002A)
Accessories Control Systems
- Tips For Servicing Fuel Level Sensors/ Fuel Gauge Inoperative Or Inaccurate (PIC4996C)
- ONSTAR® Generation 8.0L Software Update - Corrections For No Led, No Button Response, No Power, Battery Drain, BLUETOOTH Pairing, No NAMETAGS, Remote Functions, Turn By Turn Routing, Turn By Turn Display, No ONSTAR® Hands Free Calling, No GPS, Advisor Record Feature And Automatic Crash Notification Repeat Calls (Reprogram ONSTAR® Module) (08-08-46-008C)
Accessory Drive Belts
- Chirp Noise from Engine Compartment (Replace Accessory Drive Belt and Water Pump Pulley) (08-06-01-009A)
Air Bag, SRS
- Diagnostic Information For Supplemental Inflatable Restraint (Sir) System, Intermittent Air Bag Indicator/Lamp Illuminated With DTC(S) B0012, B0013, B0015, B0016, B0019, B0020, B0022, B0023, B0026, B0033, B0040, B0042 Or B0044 Set (Inspect And Replace Connector Position Assurance (CPA) Retainer) (08-09-41-002H)
Anti-Lock Brakes
- Antilock Brake System (ABS), Traction Control System (TCS) or StabiliTrak® Light On, DTCs C0035-C0052 Set (Perform Diagnostic Component Test Procedure and Repair as Necessary) (08-05-25-004A)
Automatic Trans
- Transmission Oil Leaking From Transmission Vent (Replace Transmission Case Cover (Channel Plate) Gasket) (01-07-30-032E)
- Grinding and/or Growling Noise in Park on Incline (99-07-30-030F)
Charging Systems
- Low Voltage Display on IP Gauge, Lights Dim at Stop Lights, Battery Discharged, No Start, Slow Cranking, Dim Lights at Idle, Low Generator Output (43-64-07A)
Communication Devices
- Unable Place An ONSTAR Call With Ignition In On Position After 15-08-44-001 CANADA Upgrade (PIT5485B)
- Red Led And B2455 After Performing CANADA Upgrade Bulletin 15-08-44-001 (PIC6140A)
- Turn By Turn Directions Not Displayed After CANADA Upgrade (PIT5465)
- ONSTAR® Generation 8.0L Software Update - Corrections For No Led, No Button Response, No Power, Battery Drain, BLUETOOTH Pairing, No NAMETAGS, Remote Functions, Turn By Turn Routing, Turn By Turn Display, No ONSTAR® Hands Free Calling, No GPS, Advisor Record Feature And Automatic Crash Notification Repeat Calls (Reprogram ONSTAR® Module) (08-08-46-008C)
Cooling System (Mechanical)
- Chirp Noise from Engine Compartment (Replace Accessory Drive Belt and Water Pump Pulley) (08-06-01-009A)
Engine Control Systems
- Deceleration Misfire On All Cylinders 1400 Rpm To 1800 Rpm Diagnosis (PIP5264)
- EI09020 - Intermittent No Crank/No Start, Check Engine Light On, DTCs P0604, P0606, P16F3 (Diagnose and Repair as Outlined) (09-06-04-027B)
Entertainment Systems
- Poor Radio Reception Or Radio Static/Increased Interference With Rear Window Defogger On Or Some Rear Window Defogger Grids May Be Inoperative (03-08-44-005L)
- DVD Will Not Eject or Play - GM Accessory Headrest DVD System (PIT4768A)
Exterior Lights
- Low Voltage Display on IP Gauge, Lights Dim at Stop Lights, Battery Discharged, No Start, Slow Cranking, Dim Lights at Idle, Low Generator Output (43-64-07A)
Front Suspension
- Clunk Or Thump Type Noise From Front Suspension (12-03-08-001)
Fuel System
- EI09020 - Intermittent No Crank/No Start, Check Engine Light On, DTCs P0604, P0606, P16F3 (Diagnose and Repair as Outlined) (09-06-04-027B)
- Fuel Gage Reads Inaccurate or Empty, Low Fuel Indicator Illuminated, DTCs P0461 and/or P0463 Set (Check Terminals in Connector X405) (09-08-49-005)
Gauges & Instrument Panels
- Tips For Servicing Fuel Level Sensors/ Fuel Gauge Inoperative Or Inaccurate (PIC4996C)
- Ambient Air Temperature Display/Sensor Inaccurate During PDI (08-01-39-003A)
HVAC Control Systems
- EI08348 - Poor A/C Performance, A/C Not Cold Enough, A/C Compressor Noise (Engineering Information Closed) (08-01-37-002A)
Infotainment
- Turn By Turn Directions Not Displayed After CANADA Upgrade (PIT5465)
- ONSTAR® Generation 8.0L Software Update - Corrections For No Led, No Button Response, No Power, Battery Drain, BLUETOOTH Pairing, No NAMETAGS, Remote Functions, Turn By Turn Routing, Turn By Turn Display, No ONSTAR® Hands Free Calling, No GPS, Advisor Record Feature And Automatic Crash Notification Repeat Calls (Reprogram ONSTAR® Module) (08-08-46-008C)
Interior/Exterior Trim
- Wind Noise/Road Noise Diagnostic Information (08-08-58-002C)
- Rear Quarter Window Molding Finish Deteriorating/Delaminating (Replace Molding Assembly) (09-08-48-005)
Lubrication System
- Engine Ticking Noise Or Oil Pressure Fluctuation On Cold Start (PIP5191C)
- Diagnostic Information On Internal Engine Noise Or Damage After Oil Filter Replacement (10-06-01-003C)
Mechanical
- Engine Ticking Noise Or Oil Pressure Fluctuation On Cold Start (PIP5191C)
- Chirp Noise from Engine Compartment (Replace Accessory Drive Belt and Water Pump Pulley) (08-06-01-009A)
Mirrors
- Wind Noise/Road Noise Diagnostic Information (08-08-58-002C)
Restraints Control Systems
- Diagnostic Information For Supplemental Inflatable Restraint (Sir) System, Intermittent Air Bag Indicator/Lamp Illuminated With DTC(S) B0012, B0013, B0015, B0016, B0019, B0020, B0022, B0023, B0026, B0033, B0040, B0042 Or B0044 Set (Inspect And Replace Connector Position Assurance (CPA) Retainer) (08-09-41-002H)
Starter
- Low Voltage Display on IP Gauge, Lights Dim at Stop Lights, Battery Discharged, No Start, Slow Cranking, Dim Lights at Idle, Low Generator Output (43-64-07A)
- Battery Charging Tips (Includes Information References for HP2 Hybrid Truck [PHT] 42-volt System) (02-06-03-009C)
Steering Gear
- EI08035 - Steering Gear to Frame (Cradle) Pop, Creak or Click Type Noise (Perform Outlined Repair) (08-08-61-002D)
Sun Roof/T-Top/Convertible Top
- Wind Noise/Road Noise Diagnostic Information (08-08-58-002C)
Suspension Control Systems
- Antilock Brake System (ABS), Traction Control System (TCS) or StabiliTrak® Light On, DTCs C0035-C0052 Set (Perform Diagnostic Component Test Procedure and Repair as Necessary) (08-05-25-004A)
- Warranty Reduction - Transfer of Tire Pressure Monitoring (TPM) Sensors to Replacement Wheels and Allowable TPM Sensor Replacements (08-03-16-003)
System
- Deceleration Misfire On All Cylinders 1400 Rpm To 1800 Rpm Diagnosis (PIP5264)
- EI09020 - Intermittent No Crank/No Start, Check Engine Light On, DTCs P0604, P0606, P16F3 (Diagnose and Repair as Outlined) (09-06-04-027B)
- Fuel Gage Reads Inaccurate or Empty, Low Fuel Indicator Illuminated, DTCs P0461 and/or P0463 Set (Check Terminals in Connector X405) (09-08-49-005)
- Malfunction Indicator Lamp - Check Engine Light On, Hesitation, Reduced Engine Power Message, DTCs P1125, P2101, P2120, P2125 or P2138 Set (Perform Repair as Outlined) (08-06-04-041B)
Transmission Control Systems
- Information on Automatic Transmission Service Fast Learn Adapts (SFL) Characteristics (08-07-30-039)
Wheels & Tire System
- GM of Canada New Vehicle Limited Warranty Tire Program (01-03-10-003G)
- Performance Characteristics of Vehicles with Accessory Wheel/Tire Assemblies Installed as "Upsized" to Original Equipment (05-03-10-005D)
- Minimizing Damage to Tire Pressure Monitor (TPM) Sensors During Tire Mounting/Dismounting (08-03-10-007)
- Warranty Reduction - Transfer of Tire Pressure Monitoring (TPM) Sensors to Replacement Wheels and Allowable TPM Sensor Replacements (08-03-16-003)