04 chevy no spark

Asked by Feb 06, 2016 at 01:08 PM

Question type: Maintenance & Repair

My 04 suburban has no spark, I changed
crankshaft and camshaft sensors, ignition cylinder
and still nothing.

2 Answers


assure the strap connecting the battery to the engine is free of corrosion and can make the amperage requirements~...basically clean your battery with a wirebrush...rinsing with plain water~


The coil may be bad, check for cracks & carbon tracks, it also can be tested at Auto Zone.

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