This PI provides direction to replace the pistons if spark knock is present and the MIL is illuminated,...
Chevrolet technical service bulletin PI1207B for 2014 Chevrolet Spark and 2014 Chevrolet Spark EV.
- Bulletin number
- PI1207B
- Component
- Engine and engine cooling
- Summary
- This PI provides direction to replace the pistons if spark knock is present and the MIL is illuminated, first by checking the frequency range using the GDS2 coinciding with piston slap.
Owners of these vehicles have filed 54 complaints in the engine category.
Vehicles covered
- Chevrolet Spark 2014 2014
- Chevrolet Spark EV 2014 2014
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