Radiator Hose Problems of GMC Sonoma

GMC Sonoma owners have reported 1 problem related to radiator hose (under the engine and engine cooling category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of GMC Sonoma based on all problems reported for the Sonoma.

1 Radiator Hose problem of the 2000 GMC Sonoma

Failure Date: 09/16/2004

Oil return lines fail prematurely causing oil to leak at the crimp sites on the hoses. Ld return lines were replaced with new lines on 18 September 2004 with new lines general motors part numbers 15194578 and 15194579 purchased on 16 and 17 September 2004.

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