LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Pontiac >> 2008 >> Grand Prix Base >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Cellular System, Entertainment System, And Navigation System >> Diagnostic Information and Procedures >> Tape Player Weak, Slow, or Garbled Output >> Circuit/System Testing
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Circuit/System Testing

  1. Use the J 39916-A  J-39916- A CD and Cassette Diagnostic Audio Kit in order to clean the cassette player.
  2. Use the J 39916-A  J-39916- A CD and Cassette Diagnostic Audio Kit and perform the motor speed test.
    • If the cassette motor speed is not correct, replace the radio?
  3. Play a known good audio cassette. If the playback is poor, attempt to clean the player again.
    • If the playback quality can not be restored, replace the radio.