Component Location

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Bushing and Bearing Locations

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
77	Prop Shaft Front Slip Yoke Bushing
78	Output Shaft Bushing
202	Torque Converter Bushing
233	Turbine Shaft Front Bushing
234	Turbine Shaft Rear Bushing
512	Overdrive Clutch Roller Assembly
513	Overrun Clutch Housing Thrust Bearing Assembly
535	Overrun Clutch Housing Bushing
536	Bushing, 1.12 in. Outside Diameter x 0.50 in.
601	Thrust Carrier/Forward Clutch Bearing Assembly
644	Low Clutch Roller Assembly
647	Sun Gear Front/Rear Internal Gear Thrust Bearing Assembly
647	Sun Gear Front/Rear Internal Gear Thrust Bearing Assembly
664	Sun Gear Rear Thrust Bearing Assembly
676	Main Shaft Bushing
676	Main Shaft Bushing
677	Rear Internal Gear Bushing
678	Center Support Oil Passage Sleeve
679	Bushing, 1.536 in. Diameter x 3.52 in.
681	Reaction Carrier Bushing
691	Rear Internal Gear Thrust Washer

Fig 2: Seals

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
2	Turbine Shaft Front Oil Seal Ring
5	Oil Pump Seal
13	Output Shaft Seal
15	Case Extension Seal
20	Prop Shaft Front Slip Yoke Oil Seal Assembly
20	Prop Shaft Front Slip Yoke Oil Seal Assembly
57	Manual 2-1 Band Servo Piston Seal
66	Low and Reverse Band Servo Piston Seal
67	Low and Reverse Accumulator Piston Outer Oil Seal Ring
69	Low and Reverse Accumulator Piston Inner Oil Seal Ring
201	Torque Converter Oil Seal Assembly
219	Overrun Clutch Housing Oil Seal Ring
404	3rd Clutch Accumulator Piston Outer Seal
406	3rd Clutch Accumulator Piston Inner Seal
501	Turbine Shaft Intermediate Oil Seal Ring
503	Turbine Shaft Rear Oil Seal Ring
505	Overrun Clutch Piston Assembly
527	Fourth Clutch Piston Inner Seal
531	Fourth Clutch Piston Outer Seal
606	Forward Clutch Piston Assembly
619	Direct Clutch Piston Assembly
622	Direct Clutch Piston Intermediate Seal
637	Intermediate Clutch Piston Inner Seal
638	Intermediate Clutch Piston Outer Seal
639	Direct Clutch Housing Oil Seal Ring
685	Forward Clutch Piston Intermediate Seal Assembly

Fig 3: Ball Check Valve Locations (Case, Control Valve Body Side)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Overrun Clutch
3	Front Band Apply
4	2nd Clutch
5	3rd Accumulator
6	4th Accumulator
8	3rd Clutch
9	Reverse
10	4th Clutch

Fig 4: Ball Check Valve Locations (Control Valve Body, Case Side)

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
7	Lo/Reverse
11	3rd Clutch/Reverse