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cartag ... 12/15/2012
2003 Oldsmobile Silhouette GLS 6Cyl3.4L - Preventive Maintenance
cleaning the radiator
where is the drain plug for the radiator
1 Answer
  • Jimm
    Jimm 12/15/2012
    Usually, the drain plug is located on the bottom inside or on the underside of the radiator. If no drain plug, then simply loosen the lower radiator hose connection at the radiator and drain the coolant.

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