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My blazer will run fine no lights on, then all of a sudden it will hesitate or chug when giving gas then after driving about 4 miles the service engine light comes on and stays on for a couple days then goes off again for a couple days then the process

fuel filter and o2 sensor needs replaced

Bill | Feb 01, 2009
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Equus 3123 GM Code Reader
Automotive Parts and Accessories (Equus)


Equus

List Price: $30.43
Price: $16.95
You Save: $13.48 (44%)

  • Diagnostic trouble codes flash on the dashboard's "check engine" light
  • Will not harm a vehicle's computer system
  • Retrieves ECM and ABS vehicle computer codes

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