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Home >> Chevrolet >> 2011 >> Express 3500 V8-4.8L >> Repair and Diagnosis >> Transmission and Drivetrain >> Automatic Transmission/Transaxle >> Service and Repair >> Overhaul >> 4L60-E/4L65-E/4L70-E - Automatic Transmission >> 76. 1-2 Accumulator Assemble

76. 1-2 Accumulator Assemble




1-2 Accumulator Assemble




1. Inspect the 1-2 accumulator piston (56) for the following conditions:

* Porosity
* Cracks
* Scoring
* Nicks and Scratches

2. Install a 1-2 accumulator piston oil seal ring (55) on the 1-2 accumulator piston (56).




3. Inspect the 1-2 accumulator housing for the following conditions:

* Porosity
* Cracks
* Scoring
* Nicks and Scratches
* Debris or blocked passages





Note: Some models may not use an outer 1-2 accumulator spring (54). Refer to 1-2 Accumulator Piston Spring Selection (1-2 Accumulator Piston Spring Selection).

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