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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - 4.3L (On-Vehicle) >> Diagnostic Information and Procedures >> Symptoms - Engine Mechanical >> Strategy Based Diagnostics

Strategy Based Diagnostics

  1. Perform the DIAGNOSTIC SYSTEM CHECK - ENGINE CONTROLS before using the symptom tables, if applicable.
  2. Review the system operations in order to familiarize yourself with the system functions. Refer to DISASSEMBLED VIEWS , ENGINE COMPONENT DESCRIPTION , LUBRICATION DESCRIPTION and NEW PRODUCT INFORMATION and Drive Belt System Description .

All diagnosis on a vehicle should follow a logical process. Strategy based diagnostics is a uniform approach for repairing all systems. The diagnostic flow may always be used in order to resolve a system problem. The diagnostic flow is the place to start when repairs are necessary. For a detailed explanation, refer to STRATEGY BASED DIAGNOSIS .

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