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Home >> GMC >> 1968 >> C25/C2500 Pickup 5.3L Eng, Not Available Trans, _NA_ >> Repair and Diagnosis >> Engine Performance >> Ignition System >> DELCO-REMY Transistorized >> Periodic Service

Periodic Service

None required. At time of engine overhaul, lubricate upper distributor bushing by removing plastic seal and adding SAE 20 engine oil to packing in cavity. Install a new plastic seal (old one destroyed during removal).