Fuel Delivery and Air Induction: Technical Service Bulletins
- Customer Interest
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Emissions - Reduced Performance Or Sag
- Fuel - No Start, Driveability, Excessive Alcohol Content
- Vehicle - Effect of Fuel Volatility On Driveability
- Fuel Pump - Noise
- Fuel - No Start/Blown Fuel Pump Fuse, Check RFI Filter
- Fuel - No Start, Hard Start, Driveability
- Fuel Injector - Plugging
- Carburetors (E2SE Varajet) - High Throttle Effort
- Engine - Stall At Closed Throttle
- Intake Plenum - Rough Idle, or Poor Engine Performance
- Engine - Hard Start/Poor Warm Up Performance
- A/T - THM 440-T4 Second Gear Starts
- By Symptom
- Abnormal wear/deterioration
- Customer Interest
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Emissions - Reduced Performance Or Sag
- Fuel - No Start, Driveability, Excessive Alcohol Content
- Vehicle - Effect of Fuel Volatility On Driveability
- Fuel Pump - Noise
- Fuel - No Start/Blown Fuel Pump Fuse, Check RFI Filter
- Fuel - No Start, Hard Start, Driveability
- Fuel Injector - Plugging
- Carburetors (E2SE Varajet) - High Throttle Effort
- Engine - Stall At Closed Throttle
- Intake Plenum - Rough Idle, or Poor Engine Performance
- Engine - Hard Start/Poor Warm Up Performance
- A/T - THM 440-T4 Second Gear Starts
- Driveability
- Fuel System - TOP TIER Detergent Gasoline
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Port Fuel Injectors - On-Vehicle Cleaning
- Fuel - No Start, Driveability, Excessive Alcohol Content
- Vehicle - Effect of Fuel Volatility On Driveability
- Fuel - No Start, Hard Start, Driveability
- Engine - Stall At Closed Throttle
- Intake Plenum - Rough Idle, or Poor Engine Performance
- Engine - Hard Start/Poor Warm Up Performance
- Erratic Shifting
- Excess Control effort
- Incorrect gear selection
- Inoperative
- Noise
- Poor performance
- Starting problems
- 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 - TOP TIER Detergent Gasoline
- Fuel System - GM Fuel System Treatment PLUS(R) Info.
- Fuel System - Fuel Injector Maintenance Cleaning
- Fuel System - TOP TIER Detergent Gasoline (Canada)
- Engine/Fuel System - Oil/Fuel Additive Information
- Fuel System - E85 Fuel Usage Precaution
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Port Fuel Injectors - On-Vehicle Cleaning
- Emissions - Reduced Performance Or Sag
- Fuel Injection System - Fuel Recommendation
- Tools - Revised Injector Tester
- Fuel - How Fuel Economy Is Determined
- Hard Start or Extended Crank Time After A Hot or Cold Soak
- Fuel - No Start, Driveability, Excessive Alcohol Content
- Engine - Effects of Top Engine Cleaner On CAT Converter
- Vehicle - Effect of Fuel Volatility On Driveability
- Engine Controls - TPS Closed Throttle Specifications
- Engine Controls - TPS Specifications
- Fuel Pump - Noise
- Fuel - Normal Pump Run-On
- Fuel - Pump Replacement Caution, Strainer
- Fuel - No Start/Blown Fuel Pump Fuse, Check RFI Filter
- Fuel - No Start, Hard Start, Driveability
- Fuel Injector - Plugging
- Port Fuel Injector - Replacement
- TBI Fuel Injectors - Remanufactured Parts Available
- Tools - Introduction Of The Fuel Injector Tester
- Engine Controls - Mass Airflow Sensor Return Program
- Engine Controls - Revised Wiring For Mass Air Flow
- Carburetors (E2SE Varajet) - High Throttle Effort
- Fuel - Feed/Return Pipe Repair Precautions
- Fuel Line - O-Ring Composition
- Fuel - Lines On All Multi-Port Fuel Injected Engines
- Engine - Stall At Closed Throttle
- Intake Plenum - Rough Idle, or Poor Engine Performance
- Engine Controls - Updated Rough/Unstable Idle Chart
- Engine - Hard Start/Poor Warm Up Performance
- A/T - THM 440-T4 Second Gear Starts
- Fuel Tank Vent Valves - Undercoating
- Fuel - Reformulated/Oxygenated Gasolines
- Fuel - Use of Unleaded Gasoline In Older Vehicles
- Fuel - Use of MTBE At 15% or Less In Gasolines