Section 721 (Engine Mechanical - 8.1L (On-Vehicle))
WARNING: This page is about a different car, the 2002 GMC Yukon XL, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Diagnostic Information and Procedures
- Diagnostic Starting Point - Engine Mechanical
- Symptoms - Engine Mechanical
- Base Engine Misfire without Internal Engine Noises
- 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
- Engine Noise on Start-Up, but Only Lasting a Few Seconds
- Upper Engine Noise, Regardless of Engine Speed
- Lower Engine Noise, Regardless of Engine Speed
- Engine Noise Under Load
- Engine Will Not Crank - Crankshaft Will Not Rotate
- Oil Consumption Diagnosis
- Oil Pressure Diagnosis and Testing
- Oil Leak Diagnosis
- Crankcase Ventilation System Inspection/Description
- Drive Belt Chirping Diagnosis
- Drive Belt Squeal Diagnosis
- Drive Belt Whine Diagnosis
- Drive Belt Rumbling Diagnosis
- Drive Belt Vibration Diagnosis
- Drive Belt Falls Off Diagnosis
- Drive Belt Excessive Wear Diagnosis
- Drive Belt Tensioner Diagnosis
- Engine Compression Test
- Repair Instructions
- Drive Belt Replacement - Accessory
- Drive Belt Replacement - Air Conditioning
- Drive Belt Tensioner Replacement - Accessory
- Drive Belt Tensioner Replacement - Air Conditioning
- Drive Belt Idler Pulley Replacement
- Engine Mount Replacement - Left
- Engine Mount Replacement - Right
- Engine Sight Shield Replacement
- Intake Manifold Replacement
- Valve Rocker Arm Cover Replacement - Left
- Valve Rocker Arm Cover Replacement - Right
- Valve Rocker Arm and Push Rod Replacement
- Valve Stem Oil Seal and Valve Spring Replacement
- Valve Lifter Replacement
- Oil Level Indicator and Tube Replacement
- Cylinder Head Replacement - Left
- Cylinder Head Replacement - Right
- Crankshaft Balancer Replacement
- Crankshaft Front Oil Seal Replacement
- Engine Front Cover Replacement
- Timing Chain and Sprockets Replacement
- Oil Pump Drive Replacement
- Camshaft Replacement
- Oil Filter Adapter and Bypass Valve Assembly Replacement
- Oil Pan Replacement
- Engine Oil Pressure Sensor and/or Switch Replacement
- Engine Oil Level Sensor and/or Switch Replacement
- Oil Pump Replacement
- Crankshaft Rear Oil Seal Replacement
- Engine Flywheel Replacement
- Engine Replacement
- Engine Oil and Oil Filter Replacement
- Description and Operation
- Special Tools and Equipment
- Torque Specifications