While you wait for answers, we may have found some information which could help you.
Click here for Replace Primer Bulb42cc Chain Saw--GPCS-42cc Gardenline-Muffler Removal?
Gardenline petrol chainsaw?
replacement chain purchase?
what is the right mixture petrol/oil for a gardenline petrol chainsaw?
Garedenline GCS 2000S Chain Saw broken idler gear?
Gardenline cs5300b-4 hard to pull chord?