Section 6K · Pages 89–96 (8 pages)
Engine Cooling System
From the 1971 Chevrolet Heavy Duty Truck Shop Manual Supplement, Series 70–90
Cooling system maintenance and pressure check, coolant circulation through the engine front cover by-pass and radiator, water temperature indicator, thermostats, and fan and drive belt service.
Read this section free, starting at page 89What this section covers
- Pressure check
- Coolant circulation
- Water temperature indicator
- Thermostats
- Fan and drive belts
- Year
- 1971
- Make
- Chevrolet
- Vehicle
- Heavy Duty Trucks, Trucks
- Type
- Service Manual, Supplement
- Models
- Series 70, 80, 90
- Publication
- ST-332-71
- Pages
- 297
What’s inside
Service supplement
- Introduction and Model Datapp. 1–6
- 0LubricationLubricant capacities for the AT540 and RT09513 transmissions, oil and filter change procedure, and the new 6,000-mile air cleaner service interval (formerly 3,000 miles).pp. 7–8
- 1Cabs and Body Mountingspp. 9–14
- 2FrameFrame alignment check, general rules for straightening and welding frames, identification of side rail material including heat-treated and high-performance steels, plug welding, crossmembers, and electrode and plug weld charts.pp. 15–16
- 3Front Suspensionpp. 17–22
- 4Rear Suspensionpp. 23–28
- 5Brakespp. 29–36
- 6AGasoline Enginespp. 37–64
- 6CDetroit Diesel Engines (53 and 71 Series)pp. 65–84
- 6DEngine Mountingspp. 85–88
- 6KEngine Cooling Systempp. 89–96
- 6MEngine Fuel Systempp. 97–101
- 6YEngine Electricalpp. 102–144
- 7Transmissions and Clutchespp. 145–164
- 8Fuel Tank and ExhaustFuel tank repair, safety cap and fuel tank vent and check valve, and exhaust system alignment with a warning about exhaust gases.pp. 165–167
- 9Steering Systempp. 168–174
- 10Wheels and Tirespp. 175–194
- 11Sheet MetalFiberglass fender extension and seal replacement and hood hinge, latch and adjustment details.pp. 195–196
- 12Chassis Electrical and Instrumentspp. 197–284
- 13Radiator and Surge Tankpp. 285–288
- Special Tools and Reference Tablespp. 289–297




