Section 321 (Engine Cooling System)
WARNING: This page is about a different car, the 2002 GMC Savana Special, 2002 GMC Savana Camper Special, 2002 GMC Savana, and 2002 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Diagnostic Information and Procedures
- Diagnostic Starting Point - Engine Cooling
- Diagnostic System Check - Engine Cooling
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- DTC P1258
- Symptoms - Engine Cooling
- Low Engine Coolant Indicator Always On
- Engine Overheating
- Loss of Coolant
- Thermostat Diagnosis
- Coolant Heater Inoperative
- Engine Fails To Reach Normal Operating Temperature
- Fan Clutch Diagnosis
- Repair Instructions
- Draining and Filling Cooling System
- Flushing
- Radiator Cleaning
- Surge Tank Replacement
- Coolant Recovery Reservoir Replacement
- Radiator Hose Replacement - Inlet
- Radiator Hose Replacement - Outlet
- Engine Oil Cooler Hose/Pipe Replacement
- Engine Oil Cooler Replacement - Auxiliary
- Fan Clutch Replacement
- Thermostat Replacement (4.3L)
- Thermostat Replacement (5.0L and 5.7L)
- Thermostat Replacement (6.5L)
- Thermostat Replacement (8.1L)
- Thermostat Housing Crossover Replacement (6.5L)
- Water Crossover Replacement (8.1L)
- Coolant Bypass Hose Replacement
- Water Pump Replacement (4.3L, 5.0L, and 5.7L)
- Water Pump Replacement (6.5L)
- Water Pump Replacement (8.1L)
- Engine Coolant Temperature Sensor Replacement
- Drain Cock Replacement
- Fan Shroud Replacement
- Radiator Replacement
- Coolant Heater Replacement (5.0L and 5.7L)
- Coolant Heater Replacement (4.3L)
- Coolant Heater Replacement (6.5L)
- Coolant Heater Replacement (8.1L)
- Coolant Heater Cord Replacement
- Description and Operation
- Special Tools and Equipment