Chevrolet Silverado / GMC Sierra. Service manual — part 914

Fig. 250: View Of Lube Regulator Valve, Stop & Spring
Courtesy of GENERAL MOTORS CORP.

16. Install the oil pump lube regulator valve (1).

17. Install the oil pump lube regulator valve spring (2).

18. Install the oil pump lube regulator valve stop (3).

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 251: Using J 24459-5 To Compress Oil Pump Lube Regulator Valve Spring
Courtesy of GENERAL MOTORS CORP.

19. Align the slot of J 24459-5 (2) with retainer pin (1) hole. See Special Tools.

20. Using J 24459-5 (2), compress the oil pump lube regulator valve spring until the retainer

pin (1) can be installed. See Special Tools.

21. Install the retainer pin (1). Make sure the pin is below the surface of the oil pump cover.

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 252: View Of 1-2-3-4 Clutch Backfill Valve & Spring
Courtesy of GENERAL MOTORS CORP.

22. Install the 1-2-3-4 clutch backfill valve (1).

23. Install the 1-2-3-4 clutch backfill valve spring (2).

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 253: 1-2-3-4 Clutch Backfill Valve Spring Retaining Clip & J 43773
Courtesy of GENERAL MOTORS CORP.

24. Using J 43773 (2), compress the 1-2-3-4 clutch backfill valve spring until the retaining clip

(1) can be installed. See Special Tools.

25. Install the retaining clip (1). Make sure the retaining clip is below the surface of the oil

pump cover.

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - Allison - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado