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 - No Transmission Downshift/80-85% Throttle
- TCC - False Code 32/ Possible MIL ON
- Engine Control - Idle Surge/Hesitation
- PROM - Lack of Power/Transmission Hot Mode
- Engine - Rough Idle/Stall After Start Up
- Engine - Surge Chuggle On Decel/Rough Idle
- Fuel - Hard Start, Extended Crank When Hot
- Engine - Miss, Hesitation, or Roughness
- Instruments - Fuel Tank is Empty, Gauge Reads 1/8
- ECM/PCM/TCM - Intermittent Sensor Connection
- Drive Axle (Front) - Will Not Disengage
- 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 - No Transmission Downshift/80-85% Throttle
- TCC - False Code 32/ Possible MIL ON
- Engine Control - Idle Surge/Hesitation
- PROM - Lack of Power/Transmission Hot Mode
- Engine - Rough Idle/Stall After Start Up
- Engine - Surge Chuggle On Decel/Rough Idle
- Fuel - Hard Start, Extended Crank When Hot
- Engine - Miss, Hesitation, or Roughness
- Instruments - Fuel Tank is Empty, Gauge Reads 1/8
- ECM/PCM/TCM - Intermittent Sensor Connection
- Drive Axle (Front) - Will Not Disengage
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Driveability
- Erratic Operation
- Erratic Shifting
- False instrument warning light/gauges
- Hard Shifting
- High emissions
- Loose
- Low, Dead battery
- No shift/Incorrect gear engagement
- Poor performance
- Recalls
- Starting problems
- Sticking/Binding
- 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
- Computers & Controls - Tech 1 Diagnostics
- I/M 240 Repairs - Obtaining Technical Assistance
- A/T - No Transmission Downshift/80-85% Throttle
- Engine Controls - Service Engine Soon Light, DTC 22-TPS
- Spark Plugs - New Design
- TCC - False Code 32/ Possible MIL ON
- Tools - Introduction Of The Fuel Injector Tester
- ECM/PCM - Installation Procedures/Mem-Cal Concerns
- Oxygen Sensors - Silica Contamination
- Digital Ratio Adapter/Controller (DRAC) - Service
- Parasitic Drain Ammeter - Connection Procedure Revised
- Engine Control - Idle Surge/Hesitation
- Campaign - MEM-CAL Update
- PROM - Lack of Power/Transmission Hot Mode
- Engine - Rough Idle/Stall After Start Up
- Engine - Surge Chuggle On Decel/Rough Idle
- PROM - Powertrain Control Module Reprogramming
- Fuel - Hard Start, Extended Crank When Hot
- Fuel - Accelerator Position Is Lower After Using Cruise
- Engine - Miss, Hesitation, or Roughness
- Instruments - Fuel Tank is Empty, Gauge Reads 1/8
- Recall - Fuel Tank Sender Seal Inspection/Replacement
- Emissions - Information On State Emissions Testing
- State Emissions Testing Information
- 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
- PCM - Returned Product Feedback Program
- PROM/MEMCAL - Identification Marks
- Fuel - How Fuel Economy Is Determined
- Drive Axle (Front) - Will Not Disengage
- 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