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Home >> GMC >> 1994 >> Forward Control 4.3 Z, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests - 6.5L Diesel >> Fuel System >> Hard Start >> Engine Mechanical Checks

Engine Mechanical Checks

Check the engine for the following:
- Improper valve timing
- Low compression
- Bent pushrods
- Worn rocker arms
- Broken or weak valve springs
- Worn camshaft lobes

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