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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1545 (Engine Cooling System -- 5.7L) >> Diagnostic Information and Procedures >> Symptoms - Engine Cooling >> Notes

Symptoms - Engine Cooling: Notes

WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: The following steps must be completed before using the symptom tables.
  1. Perform the Diagnostic System Check - Engine Cooling  before using the Symptom Tables in order to verify that all of the following are true:
  2. There are no DTCs set.
  3. The control modules can communicate through the serial data link.
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