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Home >> Ford >> 2023 >> Mustang Mach 1, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel Tank And Lines - 5.0L 32V Ti-VCT (359KW/486PS)/(WU)/5.0L Ti-VCT V8 (343KW/466PS) (MF) >> Diagnosis And Testing >> Fuel Tank and Lines >> Global Customer Symptom Code (GCSC) Chart

Global Customer Symptom Code (GCSC) Chart

Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .

Symptom Action
Start/Run/Move > Starting > Hard Start/Long Crank > Always GO to Pinpoint Test HC 
Start/Run/Move > Starting > Hard Start/Long Crank > Hot GO to Pinpoint Test HC 
Driving Performance > Lack/Loss of Power > Cruise/ Steady Speed > Always GO to Pinpoint Test HC 
Driving Performance > Hesitates/Stumble > Cruise/ Steady Speed > Hot GO to Pinpoint Test HC 
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