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Diagnostic Aids

WARNING: This page is about a different car, the 1993 Pontiac Grand Prix, 1993 Pontiac Firebird, 1993 Oldsmobile Cutlass Supreme, 1993 Chevrolet Lumina, and 1993 Chevrolet Camaro. However, it is still accessible from the selected car via links, so may be relevant.

If Code 39 is stored in memory and no problem is found, ensure clutch switch fastener is secure and is not sticking or binding. Clutch and cruise control share the same switch.

Fig 1: Code 39 Schematic (3.4L "F" Body) Clutch Switch Error
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Fig 2: Code 39 Schematic (3.4L "W" Body) Clutch Switch Error
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Fig 3: Code 39 Flow Chart (3.4L "F" Body & 3.4L "W" Body) Clutch Switch Error
G93I39386
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