06-04-037A - (02/02/2005) Models: - 1999-2003 Chevrolet Silverado Models - 1999-2003 GMC Sierra Models -------------------------------------------------------------------------------- This bulletin is
...Silverado po300 po449 codes Replaced spark plugs, spark plug wires. Checked coils. Checked injectors. Replaced fuel pump, fuel pressure regulator, intake gasket, battery, fuel filter, maf sensor, map ...
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