GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2002
🢒
Astro - 2WD
🢒
Engine
🢒 Engine Mechanical - 4.3L
Engine
All Description and Operation
Crankcase Ventilation System Description
Drive Belt System Description
All Special Tools and Equipment
Special Tools
Cleaning, Inspection, and Adjustment
Engine Mount Inspection
Diagnostic Procedures
Base Engine Misfire with Abnormal Internal Lower Engine Noises
Base Engine Misfire with Abnormal Valve Train Noise
Base Engine Misfire with Coolant Consumption
Base Engine Misfire with Excessive Oil Consumption
Base Engine Misfire without Internal Engine Noises
Crankcase Ventilation System Inspection/Diagnosis
Diagnostic Starting Point - Engine Mechanical
Engine Compression Test
Engine Noise on Start-Up, but Only Lasting a Few Seconds
Engine Noise Under Load
Engine Will Not Crank - Crankshaft Will Not Rotate
Lower Engine Noise, Regardless of Engine Speed
Symptoms - Engine Mechanical
Upper Engine Noise, Regardless of Engine Speed
Disassembly, Overhaul, Repair, and Assembly
Draining Fluids and Oil Filter Removal
Engine Flywheel Removal
General Diagnostic Information
Drive Belt Chirping Diagnosis
Drive Belt Excessive Wear Diagnosis
Drive Belt Falls Off Diagnosis
Drive Belt Rumbling Diagnosis
Drive Belt Squeal Diagnosis
Drive Belt Tensioner Diagnosis
Drive Belt Vibration Diagnosis
Drive Belt Whine Diagnosis
Oil Consumption Diagnosis
Oil Leak Diagnosis
Oil Pressure Diagnosis and Testing
Mechanical Specifications
Engine Mechanical Specifications
Fastener Tightening Specifications
Other Specifications
Adhesives, Fluids, Lubricants, and Sealers
Removal, Installation, and Replacement
Balance Shaft Replacement
Balancer Shaft Front Bearing and Rear Bearing Replacement
Camshaft Replacement
Camshaft Timing Chain and Sprocket Replacement
Crankshaft Balancer Replacement
Crankshaft Front Oil Seal Replacement
Crankshaft Position Sensor Reluctor Ring Replacement
Crankshaft Rear Oil Seal Housing Replacement
Crankshaft Rear Oil Seal Replacement
Cylinder Head Replacement - Left Side
Cylinder Head Replacement - Right Side
Drive Belt Idler Pulley Replacement - Right Side
Drive Belt Idler Pulley Replacement - without Air Conditioning
Drive Belt Replacement
Drive Belt Tensioner Replacement
Engine Flywheel Replacement
Engine Front Cover Replacement
Engine Mount Replacement - Left Side
Engine Mount Replacement - Right Side
Engine Oil and Oil Filter Replacement
Engine Oil Pressure Sensor and/or Switch Replacement
Engine Replacement
Lower Intake Manifold Replacement
Oil Filter Adapter Replacement
Oil Filter Bypass Valve Replacement
Oil Level Indicator Tube Replacement
Oil Pan Replacement
Oil Pump Replacement
Upper Intake Manifold Replacement
Valve Lifter Replacement
Valve Rocker Arm and Push Rod Replacement
Valve Rocker Arm Cover Replacement - Left Side
Valve Rocker Arm Cover Replacement - Right Side
Valve Stem Oil Seal and Valve Spring Replacement