Powertrain Management: Technical Service Bulletins
- Recalls
- Customer Interest
- Electrical - MIL ON/DTC's Set By Various Control Modules
- Electrical - Intermittent MIL/DTC P2138/Reduced Power
- A/T - 4L80/4L80-EHD Delayed Shifts In Low Gear
- Intake Air Duct - Reduced Engine Performance
- M/T - Neutral Gear Rattle, Replace Prom, Clutch & Pilot
- TCC - False Code 32/ Possible MIL ON
- Speedometer - Registers When Vehicle is Stationary
- PROM - Lack of Power/Transmission Hot Mode
- Engine - Cold Knock, Replace Oil Filter/Bearings/PROM
- Engine - Miss, Hesitation, or Roughness
- ECM/PCM/TCM - Intermittent Sensor Connection
- A/T - Intermittent DTC 87/High Ratio Error
- A/T - Buzzing Noise at Idle
- A/T - No Upshift/Stuck in 1ST/No Codes/Exterior Leaks
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- By Symptom
- Abnormal wear/deterioration
- Customer Interest
- Electrical - MIL ON/DTC's Set By Various Control Modules
- Electrical - Intermittent MIL/DTC P2138/Reduced Power
- A/T - 4L80/4L80-EHD Delayed Shifts In Low Gear
- Intake Air Duct - Reduced Engine Performance
- M/T - Neutral Gear Rattle, Replace Prom, Clutch & Pilot
- TCC - False Code 32/ Possible MIL ON
- Speedometer - Registers When Vehicle is Stationary
- PROM - Lack of Power/Transmission Hot Mode
- Engine - Cold Knock, Replace Oil Filter/Bearings/PROM
- Engine - Miss, Hesitation, or Roughness
- ECM/PCM/TCM - Intermittent Sensor Connection
- A/T - Intermittent DTC 87/High Ratio Error
- A/T - Buzzing Noise at Idle
- A/T - No Upshift/Stuck in 1ST/No Codes/Exterior Leaks
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Driveability
- A/T - 4L80/4L80-EHD Delayed Shifts In Low Gear
- Fuel - Pump Related Driveability/Whine, DTC 32 or 44
- Intake Air Duct - Reduced Engine Performance
- PROM - Hot Restart Driveaway Sag/Low Power
- Engine - Miss, Hesitation, or Roughness
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Fuel System - TOP TIER Detergent Gasoline
- Erratic Operation
- Erratic Shifting
- False instrument warning light/gauges
- Hard Shifting
- High emissions
- Leaks
- Loose
- Low, Dead battery
- No shift/Incorrect gear engagement
- Noise
- Poor performance
- Recalls
- Starting problems
- Won't disengage
- All Technical Service Bulletins
- Vehicle - Engine And Sub Systems Flushing Info. (CANADA)
- Vehicle - Engine And Sub-Systems Flushing Recommendations
- Engine - THIS BULLETIN HAS BEEN CANCELED
- Fuel System - Fuel Injector Maintenance Cleaning
- Fuel System - GM Fuel System Treatment PLUS(R) Info.
- Electrical - MIL ON/DTC's Set By Various Control Modules
- Electrical - Intermittent MIL/DTC P2138/Reduced Power
- I/M 240 Repairs - Obtaining Technical Assistance
- A/T - 4L80/4L80-EHD Delayed Shifts In Low Gear
- Campaign - TPS Inspection/Replacement
- Engine Controls - Service Engine Soon Light, DTC 22-TPS
- Fuel - Pump Related Driveability/Whine, DTC 32 or 44
- Spark Plugs - New Design
- Intake Air Duct - Reduced Engine Performance
- M/T - Neutral Gear Rattle, Replace Prom, Clutch & Pilot
- TCC - False Code 32/ Possible MIL ON
- A/T - New Solenoid Assemblies, More Durable & New Colors
- A/T - Shift Solenoid Update
- Fuel Injector - Wires Trapped Installing Air Cleaner
- Tools - Introduction Of The Fuel Injector Tester
- ECM/PCM - Installation Procedures/Mem-Cal Concerns
- Recall - Oxygen Sensor Replacement
- Oxygen Sensors - Silica Contamination
- Speedometer - Registers When Vehicle is Stationary
- Parasitic Drain Ammeter - Connection Procedure Revised
- PROM - Lack of Power/Transmission Hot Mode
- PROM - Hot Restart Driveaway Sag/Low Power
- Engine - Cold Knock, Replace Oil Filter/Bearings/PROM
- PROM - Powertrain Control Module Reprogramming
- Recall - Fuel Tank Inspection and/or Replacement
- EGR System Check - Updated Chart
- Engine - Miss, Hesitation, or Roughness
- Emissions - Information On State Emissions Testing
- Enhanced IM240 Program - Implementation Plan
- Emission - Enhanced Inspection Maintenance Programs
- I/M 240 Program - Equipment Purchase
- I/M Emissions Diagnostic Manual -Program
- Enhanced Emission I/M - Program Update
- Enhanced Emission Inspection Maintenance - Equipment
- Warranty - Guidelines for I/M 240 Labor
- EVAP System - Service of Connectors
- ECM/PCM/TCM - Intermittent Sensor Connection
- Oxygen Sensor Test - Revised Tech 1 Mass Storage CD
- A/T - Intermittent DTC 87/High Ratio Error
- PCM - Returned Product Feedback Program
- A/T - Buzzing Noise at Idle
- PROM/MEMCAL - Identification Marks
- A/T - No Upshift/Stuck in 1ST/No Codes/Exterior Leaks
- Fuel - How Fuel Economy Is Determined
- A/T - Holley Variable Pressure Control Solenoid
- Fuel - Reformulated/Oxygenated Gasolines
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Fuel System - E85 Fuel Usage Precaution
- Engine/Fuel System - Oil/Fuel Additive Information
- Fuel System - TOP TIER Detergent Gasoline (Canada)
- Fuel System - TOP TIER Detergent Gasoline