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Uplander Base
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Automatic Transaxle - 4T65-E - Service, Diagnosis & Troubleshooting
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Diagnostic Information & Procedures
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Popping Noise
Popping Noise
Popping Noise
Checks
Action
DEFINITION: A popping noise, similar to popcorn popping
Oil Pump System
Check fluid level.
Inspect for pump cavitation, indicated by bubbles in fluid.
Inspect the transmission fluid filter for a leaky seam.
Inspect the transmission fluid filter seal for improper positioning or for a cut seal.