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Posts Tagged: Engine runs rough

Engine Runs Rough on Start Up – Malibu

My Malibu Runs Rough on Start Up GM has issued a technical service bulletin # 07-06-04-031 to address an Engine Runs Rough on Start Up, or engine lacks power on start up – Malibu. The bulletin applies to the following vehicles: 2004-2006 Chevrolet Malibu, Malibu Maxx with the 2.2L L4 (VIN F) The problem occurs on start up when the driver immediately places the transmission into drive and accelerates (all within a few seconds). This usually happens when the driver is in a hurry to start and drive. If this … Read More

Rough idle P0171 P0300 P1174

Fix rough idle P0171 P0300 P1174 Engine runs rough, P0171, P0300, P1174 on Saturn Ion GM has issued a technical service bulletin (TSB) 08-06-04-001 to address engine Rough idle P0171 P0300 P1174 problems on 2006-07 Chevrolet Cobalt and HHR, 2007 Pontiac G5 and G6, and 2006-07 Saturn Ion with the 2.4L engine. The engines in these vehicle may experience injector clogging that results in rough operation and trouble codes P0171, P0300, P1174. GM advises that if one injector is plugged, you must replace all injectors with an updated version (Part 12602480) … Read More


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