Buick Enclave: Specifications, Diagnostic Information and Procedures
SPECIFICATIONS
APPROXIMATE FLUID CAPACITIES
Approximate Fluid Capacities
FASTENER TIGHTENING SPECIFICATIONS
Fastener Tightening Specifications
ADHESIVES, FLUIDS, LUBRICANTS AND SEALERS
Adhesives, Fluids, Lubricants and Sealers
COMPONENT LOCATOR
TRANSFER CASE DISASSEMBLED VIEW
Fig. 1: Disassembled View Of Transfer Case
DIAGNOSTIC INFORMATION AND PROCEDURES
SYMPTOMS - TRANSFER CASE
Strategy Based Diagnostics
Review the system operations in order to familiarize yourself with the system functions. Refer to Transfer Case Disassembled View, Transfer Case Description and Operation and Rear Drive Axle Description and Operation. All diagnosis on a vehicle should follow a logical process. Strategy based diagnostics is a uniform approach for repairing all systems. The diagnostic flow may always be used in order to resolve a system condition. The diagnostic flow is the place to start when repairs are necessary. For a detailed explanation, refer to Strategy Based Diagnosis.
Visual/Physical Inspection
- Inspect for aftermarket devices, which could affect the operation of the vehicle. Refer to Checking Aftermarket Accessories.
- Inspect the easily accessible or visible system components for obvious damage or conditions, which could cause the symptom.
- Inspect for the correct lubricant levels and the proper viscosities.
- Verify the exact operating conditions under which the concern exists. Note factors such as vehicle speed, road conditions, ambient temperature and other specifics.
- Compare the driving characteristics or sounds, if applicable, to a known good vehicle and ensure you are not trying to correct a normal condition.
Intermittent
Test the vehicle under the same conditions that the customer reported in order to verify the system is operating properly.
Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
- Diagnostic System Check - Vehicle
- Noisy in Drive
- Noisy When Coasting
- Intermittent Noise
- Constant Noise
- Transfer Case Leak Diagnosis
NOISY IN DRIVE
Noisy in Drive
NOISY WHEN COASTING
Noisy When Coasting
INTERMITTENT NOISE
Intermittent Noise
CONSTANT NOISE
Constant Noise
TRANSFER CASE LEAK DIAGNOSIS
Transfer Case Leak Diagnosis
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Repair Instructions - On Vehicle
TRANSFER CASE FLUID REPLACEMENT
Removal Procedure
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
2. Remove the drain plug.
Fig. 2: Identifying Drain Plug
3. Remove the f
Repair Instructions - Off Vehicle
TRANSFER CASE DISASSEMBLE
Housing O-ring, Vent Assembly, Drain and Fill Plug Removal
Fig. 27: View Of Transfer Case Housing O-Ring, Vent Assembly, Drain & Fill
Plugs
Housing O-Ring, Vent Assembl
Description and Operation
TRANSFER CASE DESCRIPTION AND OPERATION
Fig. 46: Identifying Transfer Case
The transfer case in this vehicle consists of an aluminum housing with input
helical gear, output driven helical
gear, ring
SEE MORE:
Engine Air Cleaner/Filter
When to Inspect the Engine Air Cleaner/Filter
Inspect the air cleaner/filter at the scheduled maintenance intervals and replace
it at the first oil change after each 80 000 km (50,000 mile) interval. See Maintenance
Schedule for more information.
If you are driving in dusty/dirty conditi
Where to Put the Restraint
According to accident statistics, children and infants are safer when properly
restrained in a child restraint system or infant restraint system secured in a rear
seating position.
We recommend that children and child restraints be secured in a rear seat, including:
an infant or a child ridin
