Technical Service Bulletins: Other Variant
WARNING: This page is about the Ascender LS, 4.2 S, 4WD, which is a different variant/trim than selected.
- A/C Compressor
- Accessories & Equipment
- Accessories Control Systems
- Air Bag, SRS
- Anti-Lock Brakes
- Anti-Theft Systems
- Left Front Door Will Not Lock/Unlock With Key, Lock Cylinder, Rod (SB07-11-S020)
- Rear Liftgate Glass May Not Lock When Using Remote Keyless Entry (RKE)/Key Fob Transmitter/Door Lock Switch, Liftgate Hatch Or Liftgate Glass May Lock/Unlock When Rear Liftgate Glass Button Depressed (SB07-11-S015)
- Misfire DTCs P0300, P1380, P1381 and Catalytic Converter Damage Due to Installation of Alarm Systems (02-06-05-004B)
- Remote Keyless Entry (RKE) Operational Characteristics (IB06-11-S001)
- Keyless Entry MISPROGRAMMING (IB05-13-S003)
- Automatic Trans
- 4L60-E Hydra-MATIC Automatic Transmission RPO M30 Oil Cooler Fitting Change (IB08-05-S002)
- Information On 4L60-E M30 Rear Wheel Drive Automatic Transmission Valve Body Reconditioning, DTC P0741, P0756, P0894, Harsh 1-2 Shift (IB07-05-S005)
- Information On 2-3 Up-Shift Or 3-2 Downshift Clunk Noise (IB07-05-S004)
- Automatic Transmission Oil Cooler Flush And Flow Test Tool J-45096 TRANSFLOW® (IB07-05-S003)
- Automatic Transmission Shift, Engine DRIVEABILITY Concerns Or Malfunction Indicator Lamp (Mil) Light On As A Result Of The Installation Of An Aftermarket Reusable, Excessively Oiled Air Filter (IB07-05-S002)
- 1-2, 2-3, 3-4 Shift And Torque Converter Clutch (TCC) Characteristics During Cold Weather Operation On 4I60-E Transmissions (IB07-05-S001)
- Diagnostic Trouble Code (DTC) P0757 Set, Malfunction Indicator Lamp (Mil) Illuminated, Poor Performance Of Transmission, Transmission Slipping (SB06-05-S004)
- Information Regarding Automatic Transmission Shift Lock Control Function (IB06-05-S005)
- Diagnostic Tips For Automatic Transmission DTC P0756 (IB06-05-S004)
- Diagnostic Information On Diagnostic Trouble Code (DTC) P0894 And P1870 (This Bulletin Supersedes Sb04-05-S008) (SB04-05-S008)
- Diagnosis Of Cracked Or Broken Transmission Case (Supersedes IB05-05-S002) (IB05-05-S011)
- Diagnosing Vibration Concern (IB05-14-S001)
- Service Engine Soon (SES) Light On, Diagnostic Trouble Code (DTC) P0741, Harsh Shift, Cruise Control Inoperative (SB05-05-S002)
- Automatic Transmission Shift Lock Control Function (IB05-05-S003)
- Intermittent Boom, Rumbling Noise And/Or Disturbance Heard In Passenger Compartment While Driving At Highway Speeds (SB05-06-S001)
- Torque Converter Replacement (IB05-05-S001)
- Auxiliary Emission Control Systems
- Axle Shafts
- Body Electrical
- Brakes Control Systems
- Charging Systems
- Communication Devices
- Re-Establishing Communications With ONSTAR® Center After Battery Disconnect (IB08-13-S002)
- Incorrect ONSTAR® Global Positioning System (GPS) Location Reported During ONSTAR® Call (IB08-13-S001)
- Technical Support Information For ONSTAR® (IB07-13-S002)
- ONSTAR(R) Generation 6 (Digital) System Inoperative, Has No Power, Led Light Not On (SB06-13-S003)
- Programming ONSTAR(R) Module For CANADIAN FRENCH Voice Recognition (ONSTAR(R) Generation 5 Or Generation 6) (IB06-13-S003)
- Cooling Fan
- Cooling System (Mechanical)
- Cruise Control Systems
- Differentials & Drive Axles
- Engine Control Systems
- Specified Major Emission-Control Components Defect Warranty Coverage Enhancement (WB07-L004)
- Misfire DTCs P0300, P1380, P1381 and Catalytic Converter Damage Due to Installation of Alarm Systems (02-06-05-004B)
- Revised Inspection/Maintenance (I/M) Evaporative Emission (EVAP) System Set Procedure (05-06-04-021)
- Service Engine Soon (SES) Light On, Diagnostic Trouble Code (DTC) P0741, Harsh Shift, Cruise Control Inoperative (SB05-05-S002)
- Entertainment Systems
- Radio With Six Disc Cd Changer Does Not Recognize Loaded Cd/Displays An Initializing Message, Cd Will Not Play, Cd Cannot Be Ejected Or Disc Icon Does Not Illuminate (SB08-13-S001)
- Buzz, Rattle Or Vibration Noise From Front Door BOSE Speakers With Radio Set On High Volume (SB07-13-S001)
- Poor Radio Reception Or Radio Will Not Stay On Station (SBO5-13-S005)
- XM Satellite Radio (IB06-13-S002)
- Cd Player Long Load-To-Play Time, Error Message, Cd Does Not Return To Previous Track, Cd Does Not Play, Cd Does Not Eject, Cd Stuck In Player, Radio Will Not Accept Cd (This Bulletin Supersedes Sb05-13-S004) (SB06-13-S002)
- Buzz Type Noise Coming From Rear Speakers (SB05-13-S002)
- Compact Disc (Cd) Player Skipping, Inoperative, Sluggish, And/Or Long Search Times (IB05-13-S002)
- Error Codes On Radio Display-Their Cause And Corrective Action (IB05-13-S001)
- Various Interior Electrical Concerns, IP Gauges/Lighting Inoperative, HVAC Controls Inoperative, Blower Motor Inoperative, Radio Inoperative, Flasher Inoperative (SB05-04-S001)
- Exterior Body Panels
- Exterior Lights
- Center High-Mount Stop Lamp (CHMSL) Applique Loose (SB07-11-S012)
- Rear Center High Mounted Stop Lamp (CHMSL) Applique Sealing Strip Loose (SB06-11-S001)
- Exterior Lamp Condensation And Replacement Guidelines (IB05-11-S004)
- Various Interior Electrical Concerns, IP Gauges/Lighting Inoperative, HVAC Controls Inoperative, Blower Motor Inoperative, Radio Inoperative, Flasher Inoperative (SB05-04-S001)
- Frames, Subframes & Crossmembers
- Front Suspension
- Fuel System
- Changes To Personalization Features (IB07-13-S003)
- Top Tier Detergent Gasoline (IB06-02-S001)
- Revised Secondary Air Injection Pipe Replacement Procedure (Service Manual Revision) (SB06-03-S002)
- Revised Inspection/Maintenance (I/M) Evaporative Emission (EVAP) System Set Procedure (05-06-04-021)
- Diagnostic Aids For Diagnostic Trouble Codes P0440, P0455 And/Or P0442 - Evaporative Emission (EVAP) System Leak (IB05-03-S001)
- Service Engine Soon (SES) Light On, Diagnostic Trouble Code (DTC) P0741, Harsh Shift, Cruise Control Inoperative (SB05-05-S002)
- Fuses & Circuit Breakers
- Gauges & Instrument Panels
- Erratic Speedometer Operation Or Speedometer Needle Shakes Above 60 Mph (SB07-04-S003)
- Right Side Instrument Panel Rattle Noise At Start-Up Or When Shifted Into Gear (SB07-11-S021)
- Low Voltage Display On IP Gauge, Lights Dim At Stop Lights, Battery Discharged, No Start, Slow Cranking, Dim Lights At Idle, Low Generator Output (IB07-04-S003)
- Changes To Personalization Features (IB07-13-S003)
- PRNDL Display Reduced Visibility For Approximately One Minute (IB07-04-S002)
- Noise Coming From Instrument Panel Cluster (SB06-11-S015)
- Inspection Of All Related Wiring Harness Connections When Diagnosing Miscellaneous DTC'S, Intermittent DRIVEABILITY Concerns, Hard Start, No Start, Incorrect Gauges, Inoperative Air Conditioning Systems, Service Engine Soon Lamps Illuminated, 4WD Lamp Illuminated, Instrument Panel Gauges Inoperative, Cruise Inoperative (IB05-04-S005)
- Various Interior Electrical Concerns, IP Gauges/Lighting Inoperative, HVAC Controls Inoperative, Blower Motor Inoperative, Radio Inoperative, Flasher Inoperative (SB05-04-S001)
- Headlights
- Low Voltage Display On IP Gauge, Lights Dim At Stop Lights, Battery Discharged, No Start, Slow Cranking, Dim Lights At Idle, Low Generator Output (IB07-04-S003)
- Diagnostic Information To Clarify Effect Of Secondary Air Injection System On Headlamp Flicker (IB06-04-S001)
- Diagnostic Information On Headlamps Flicker Or Momentarily Dim While Driving (IB05-04-S003)
- Heated Glass/Defoggers
- HVAC Control Systems
- New Sae J2788 Refrigerant Recovery Standard (IB07-12-S004)
- Loss Of Blower Motor Speeds Except For Low Speed Or Inoperative (SB06-12-S004)
- Musty Odor From HVAC System (SB06-12-S002)
- Inspection Of All Related Wiring Harness Connections When Diagnosing Miscellaneous DTC'S, Intermittent DRIVEABILITY Concerns, Hard Start, No Start, Incorrect Gauges, Inoperative Air Conditioning Systems, Service Engine Soon Lamps Illuminated, 4WD Lamp Illuminated, Instrument Panel Gauges Inoperative, Cruise Inoperative (IB05-04-S005)
- Intermittent Slow To Cool HVAC Performance Concerns In High Ambient Temperatures And/Or High Humidity Conditions After Start Up Especially At Low Engine Speeds (SB05-12-S002)
- Automatic Dual Zone HVAC Battery Draw (IB05-12-S002)
- Intermittent A/C Performance Concerns In High Ambient Temperatures And/Or High Humidity Conditions, Especially At Low Engine Speeds (IB05-12-S001)
- HVAC Blower Motor Inoperative Or Stays Running (SB05-12-S001)
- HVAC System Deodorizing Treatment (SB98-12-L001)
- Identification
- Ignition Switch/Steering Lock
- Ignition System
- Interior/Exterior Trim
- Front Floor Carpet Poor Fit, Loose Or Gaps Around Left Sill Plate Or Foot Rest And/Or Exposed Ground Bolt At Front Floor Console (SB08-11-S005)
- New Part Availability And Service Procedure For Roof Panel (SB08-11-S004)
- Headliner Sag At Center Dome Lamp (SB07-11-S010)
- Interior Cleaning, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer (IB07-11-S003)
- Headliner Sag At Rear Of Sunroof Opening (SB06-11-S017)
- Popping, Snapping Or Creaking Noise From C-Pillar/Roof Area (SB06-11-S005)
- Center Console Lid Squeak/Rattle (SB05-11-S009)
- Front Floor Carpet Wet (This Bulletin SUPERCEDES Bulletin Sb04-11-S001) (SB05-11-S004)
- Interior/Illumination Lights
- Lubrication System
- Manual Steering
- Manual Trans
- Mechanical
- DEX-Cool® Coolant - New Leak Detection Dye J 46366 - Replaces J 29545-6 (IB08-12-S001)
- Service Information Update On Consolidating The Use Of Gm Liquid Gasket/Engine Sealants And The New Sealant Dispenser GE-48326 Available Tool (IB07-01-S004)
- Information On New In-Vehicle Service Procedure For Removal/Installation Of Li8 Cylinder Head (SB07-01-S008)
- Information On New Special Service Tool En-47945 For LK5, L52 Or Ll8 Engine Allowing Stationary Hydraulic Lash Adjusters And End Pivot Rockers To Be Removed Without Camshaft Removal (IB07-01-S002)
- Information On Use Of KENT MOORE Bolt Extractor Tool Kit En-47702 For Removing Broken Cylinder Head Or Main Bearing Cap Bolts On Inline Engines (This Bulletin Supersedes IB05-01-S007) (IB07-01-S001)
- Information On New Special Service Tool EN-47945 for LK5, L52, or LL8 Engine Allowing Stationary Hydraulic Lash Adjusters and End Pivot Rockers to be Removed without Camshaft Removal (05-06-01-037)
- Diagnosing Vibration Concern (IB05-14-S001)
- Diagnostic Information On Engine Oil Leak From Rear Of Crankshaft (IB05-01-S006)
- Lubricant/Oil Leak From Front Area Of Vehicle (SB05-07-S001)
- Use Of Surface Conditioning Disks (IB05-01-S002)
- Mechanical - Hydraulic
- Memory Modules
- Mirrors
- Paint & Coatings
- Passive Restraints
- Rear Suspension
- Restraints Control Systems
- Diagnostic Information For Intermittent Restraints, Air Bag (Sir) Indicator/Lamp On With DTC(S) B0012, B0013, B0014, B0016, B0019, B0020, B0022, B0023, B0026, B0033, B0040, B0042 Or B0044 Set (IB08-04-S002)
- Passenger Occupant Sensing System Concerns (IB07-11-S009)
- Passenger Occupant Sensing System Concerns With Custom Upholstery, Accessory Seat Heaters Or Other Comfort Enhancing Devices (IB06-11-S006)
- Seats
- Starter
- Battery Charging Tips (Includes Information References for HP2 Hybrid Truck [PHT] 42-volt System) (02-06-03-009C)
- Low Voltage Display On IP Gauge, Lights Dim At Stop Lights, Battery Discharged, No Start, Slow Cranking, Dim Lights At Idle, Low Generator Output (IB07-04-S003)
- Proper Connection Information To Avoid Blown 125 Amp Fuse And Various Interior Electrical System Condition When Jump Starting Vehicle (IB06-04-S002)
- Intermittent No Crank, No Start (SB06-04-S003)
- Battery Parasitic Drain (IB05-04-S004)
- Automatic Dual Zone HVAC Battery Draw (IB05-12-S002)
- Battery Parasitic Drain (02-06-03-010A)
- Steering Column
- Steering Gear
- System
- Intermittent Illumination Of The "Service 4WD" Light (SB07-05-S001)
- Various DRIVEABILITY Symptoms Due To Clogged Fuel Injectors, Mil DTCS P0171, P0172, P0174, P0300, P1174, P1175 (This Bulletin Supersedes Sb04-02-S002 And IB07-02-S001) (SB04-02-S002)
- Automatic Transmission Shift, Engine DRIVEABILITY Concerns Or Malfunction Indicator Lamp (Mil) Light On As A Result Of The Installation Of An Aftermarket Reusable, Excessively Oiled Air Filter (IB07-05-S002)
- 4.2L Ll8 Engine - Flashing And/Or Mil Light, Rough Idle, Misfire(S) DTC(S) P0300, P0301, P0302, P0303, P0304, P0305, P0306 (SB07-11-S001)
- Normal Characteristics Of Malfunction Indicator Lamp (Mil) During On-Board Diagnostic (OBD) Emissions Testing (IB06-03-S002)
- Malfunction Indicator Lamp (Mil) Or Check Engine Light On, DTC P0480, P0526, P1481, P1484 Set (SB06-04-S004)
- Misfire DTCs P0300, P1380, P1381 and Catalytic Converter Damage Due to Installation of Alarm Systems (02-06-05-004B)
- Inspection Of All Related Wiring Harness Connections When Diagnosing Miscellaneous DTC'S, Intermittent DRIVEABILITY Concerns, Hard Start, No Start, Incorrect Gauges, Inoperative Air Conditioning Systems, Service Engine Soon Lamps Illuminated, 4WD Lamp Illuminated, Instrument Panel Gauges Inoperative, Cruise Inoperative (IB05-04-S005)
- Revised Inspection/Maintenance (I/M) Evaporative Emission (EVAP) System Set Procedure (05-06-04-021)
- Diagnostic Aids For Diagnostic Trouble Codes P0440, P0455 And/Or P0442 - Evaporative Emission (EVAP) System Leak (IB05-03-S001)
- Service Engine Soon (SES) Light On, Diagnostic Trouble Code (DTC) P0741, Harsh Shift, Cruise Control Inoperative (SB05-05-S002)
- CANDI Module Overview (IB04-04-S005)
- Transfer Case
- NVG 226 Transfer Case Grating/Grinding Noise When 4WD Is Engaged, Service 4WD Lamp On, DTC C0327 Set (SB08-05-S001)
- Intermittent Illumination Of The "Service 4WD" Light (SB07-05-S001)
- Inspection Of All Related Wiring Harness Connections When Diagnosing Miscellaneous DTC'S, Intermittent DRIVEABILITY Concerns, Hard Start, No Start, Incorrect Gauges, Inoperative Air Conditioning Systems, Service Engine Soon Lamps Illuminated, 4WD Lamp Illuminated, Instrument Panel Gauges Inoperative, Cruise Inoperative (IB05-04-S005)
- Excessive Use Of RTV Silicone Sealant On New Venture Gear (NVG) Transfer Cases (IB05-05-S006)
- Various Interior Electrical Concerns, IP Gauges/Lighting Inoperative, HVAC Controls Inoperative, Blower Motor Inoperative, Radio Inoperative, Flasher Inoperative (SB05-04-S001)
- Transmission
- Transmission Control Systems
- Diagnostic Information On Diagnostic Trouble Code (DTC) P0894 And P1870 (IB08-05-S003)
- NVG 226 Transfer Case Grating/Grinding Noise When 4WD Is Engaged, Service 4WD Lamp On, DTC C0327 Set (SB08-05-S001)
- Specified Major Emission-Control Components Defect Warranty Coverage Enhancement (WB07-L004)
- Service 4WD Light Illuminated, DTC C0374 Set (SB06-05-S001)
- Diagnostic Information On Diagnostic Trouble Code (DTC) P0894 And P1870 (This Bulletin Supersedes Sb04-05-S008) (SB04-05-S008)
- Engagement Of Electronically Controlled 4L60-E Transmissions (IB05-05-S010)
- Shift Stabilization Feature For Hydra-MATIC 4L60-E Transmission (IB05-05-S004)
- Wheels & Tire System
- Window Motors & Regulators
- Distortion In Outer Surface Of Vehicle Glass (IB08-11-S002)
- Rear Liftgate Glass May Not Lock When Using Remote Keyless Entry (RKE)/Key Fob Transmitter/Door Lock Switch, Liftgate Hatch Or Liftgate Glass May Lock/Unlock When Rear Liftgate Glass Button Depressed (SB07-11-S015)
- Liftgate Glass Squeak Noise When Opening (SB07-11-S009)
- Front Door Glass Binds/Slow/Noisy Or Inoperative, Comes Out Of Track (SB06-11-S011)
- Acoustic Laminated Windshield (IB06-11-S004)
- Urethane Adhesives For Stationary Glass And Other Applications (02-08-48-001A)
- Right Rear Door Window Bind (SB06-11-S004)
- Front Door Popping Noise When Rolling Up Window (SB05-11-S014)
- Wiper/Washer Systems