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Home >> Chevrolet >> 2017 >> Spark LS, Standard Trans >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System >> Repair Instructions >> Radiator Mounting Stud Repair
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Radiator Mounting Stud Repair

  1. Pressure test the cooling system. Refer to Cooling System Leak Testing . If the radiator is not leaky, perform the following procedure.
  2. Remove the radiator. Refer to Radiator Replacement .
  3. Grind the fracture surface (1) with a proper tool.
    Fig 1: Identifying Fracture Surface
    GM2028254Courtesy of GENERAL MOTORS COMPANY
  4. Drill a hole in the center of the fractured surface, using a 6 mm (0.24 in) drill.
  5. Install the new radiator mounting pin (2).
    Fig 2: Radiator Mounting Pin, Nut And Bolt
    GM2028256Courtesy of GENERAL MOTORS COMPANY
    • Install the nut (3).
    • Install the radiator mounting pin (2) with the bolt (1).
      NOTE: The bolt should not be longer than 35 mm (1.38 in).
  6. Tighten the bolt 5 N.m (44 lb in).
    CAUTION: Refer to Fastener Caution .
  7. Install the radiator. Refer to Radiator Replacement .
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