1-2 Accumulator Assemble

WARNING: This page is about a different car, the 2008 GMC Yukon XL, 2008 GMC Yukon, 2008 Chevrolet Tahoe, 2008 Chevrolet Suburban, and 2008 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Locating Accumulator Piston & Oil Seal Ring

Courtesy of GENERAL MOTORS CORP.

Inspect the 1-2 accumulator piston (56) for the following conditions:
- Porosity
- Cracks
- Scoring
- Nicks and Scratches
Install a 1-2 accumulator piston oil seal ring (55) on the 1-2 accumulator piston (56).

Fig 2: Locating 1-2 Accumulator Housing Inspection Areas

Courtesy of GENERAL MOTORS CORP.

Inspect the 1-2 accumulator housing for the following conditions:
- Porosity
- Cracks
- Scoring
- Nicks and Scratches
- Debris or blocked passages

Fig 3: View Of 1-2 Accumulator Piston, Inner & Outer Accumulator Springs & Housing

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: Some models may not use an outer 1-2 accumulator spring (54).

Install the 1-2 inner (104) and outer (54) accumulator springs.
Install the 1-2 accumulator piston (56).