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How to Diagnose & Fix a Vehicle That Doesn't Have Heat

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  1. step : Diagnosing the Heating Issue (0:33)
    • Wait for the engine to cool
    • Remove the coolant reservoir cap
    • Check the coolant level and top off the coolant if needed
    • Check the heater pipes entering the firewall
    • If the heater pipes are cold, the water pump could be malfunctioning or the heater core could be plugged
    • Let the engine run for 10-15 minutes
    • If the temp doesn't reach near 210 degrees, the issue could be the thermostat or coolant fan
    • Turn the blower to the max setting
    • Open the vents and test the air flow, alternating between heat and a/c

Tools needed for replacement:

    General Tools

  • Flashlight

  • Materials, Fluids, and Supplies

  • Gloves


How to Replace Fuel Injectors 01-06 Chevy Suburban

How to Replace Fuel Injectors 01-06 Chevy Suburban

Watch this video to learn how to fix your fuel injectors. The experts at 1A Auto show you how to replace the fuel injectors on your 00-06 Chevy Suburban, Tahoe, or Silverado; or GMC Yukon or Sierra.

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