Chevrolet Silverado / GMC Sierra. Service manual — part 1073

Fig. 182: View Of Spacer Plate Support & Bolts
Courtesy of GENERAL MOTORS CORP.

11. Remove the spacer plate support bolts.

IMPORTANT: Use care not to drop the following items that will be removed

along with the spacer plate:

The number 1 checkball

The 3-4 accumulator spring

The 3-4 accumulator pin

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado

12. Remove the spacer plate support.

Fig. 183: View Of Spacer Plates And Spacer Plate Body Gasket
Courtesy of GENERAL MOTORS CORP.

13. Remove the spacer plate to valve body gasket, the spacer plate and the spacer plate to

transmission case gasket.

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado

Fig. 184: Identifying 3-4 Accumulator Piston
Courtesy of GENERAL MOTORS CORP.

14. Remove the 3-4 accumulator piston (2).

15. Inspect the 3-4 accumulator spring for cracks.

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado

Fig. 185: View Of Accumulator Piston Seal & Accumulator Piston
Courtesy of GENERAL MOTORS CORP.

16. Remove the 3-4 accumulator piston seal (1) from the 3-4 accumulator piston.

17. Inspect the 3-4 accumulator piston for the following conditions:

Porosity

Cracks

Scoring

Nicks and scratches

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Automatic Transmission - 4L60-E/4L65-E/4L70-E - Cab & Chassis Sierra, Cab & Chassis

Silverado, Sierra & Silverado