S10/T10 P/U 4WD V6-4.3L VIN X (1996)
Rocker Arm Assembly: Service and Repair
Rocker Arms Replace (On-Vehicle)
1. Disconnect battery ground cable.
2. Remove air cleaner assembly, then the emission relays and bracket.
3. Remove wiring harnesses and spark plug wires from clips and position aside.
4. Disconnect dipstick tube from cylinder head and position tube aside.
5. Remove rocker arm cover.
6. Remove rocker arm nut, then rocker arm and ball.
7. Remove pushrod.
8. Reverse procedure to install. Adjust valves if adjustable.
