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Home >> Buick >> 2011 >> Lucerne CX >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - 4T65-E - Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> 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.