How to replace the input transfer case seal on 2003 GMC Envoy?

Before starting the replacement of the Transfer Case input shaft seal you need to elevate the vehicle. First raise the vehicle but next remove the Transfer Case assembly while avoiding damage to the Transfer Case sealing surfaces and shafts while prying off the seals since this could lead to leakage which might require replacement of components. A flat-bladed screwdriver should be used to delocate the front input shaft seal from the Transfer Case before removing it. You should align the new input shaft seal on the input shaft before installing it with the j42738 seal installer (J42738). Proceed with Transfer Case assembly reinstallation afterward check the Transfer Case fluid measurement and let the vehicle lower itself.

OEM 2003 GMC Envoy Transfer Case Seal

Transfer Case Output Shaft Seal

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2 Transfer Case Seals found

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2003 GMC Envoy Extension Seal, Rear
Part Number: 88935685
$75.70 MSRP: $118.56
You Save: $42.86 (37%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Seal, Transfer Case Rear Output Shaft; Transfer Case Gasket; Seal, Transfer Case
- Position: Rear
- Item Weight: 0.40 Pounds
- Item Dimensions: 3.8 x 3.9 x 1.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 88935685
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 GMC Envoy Submodels:
- Denali, SLE, SLT | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS
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2003 GMC Envoy Extension Housing Seal, Rear
Part Number: 24232325
$14.36 MSRP: $23.64
You Save: $9.28 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Seal, Rear Bearing Retaining; Automatic Transmission Extension Housing Seal; Transmission Seal; Seal, Transmission Rear Main Bearing; Seal, Transmission Extension
- Position: Rear
- Replaces: 24201470
- Item Weight: 0.40 Pounds
- Item Dimensions: 3.7 x 3.8 x 1.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 24232325
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2003 GMC Envoy Submodels:
- Denali, SLE, SLT | 6 Cyl 4.2 L GAS, 8 Cyl 5.3 L GAS

2003 GMC Envoy Transfer Case Seal

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2003 GMC Envoy Parts Questions & Experts Answers

Q: How to replace the input transfer case seal on 2003 GMC Envoy?
A: Before starting the replacement of the Transfer Case input shaft seal you need to elevate the vehicle. First raise the vehicle but next remove the Transfer Case assembly while avoiding damage to the Transfer Case sealing surfaces and shafts while prying off the seals since this could lead to leakage which might require replacement of components. A flat-bladed screwdriver should be used to delocate the front input shaft seal from the Transfer Case before removing it. You should align the new input shaft seal on the input shaft before installing it with the j42738 seal installer (J42738). Proceed with Transfer Case assembly reinstallation afterward check the Transfer Case fluid measurement and let the vehicle lower itself.