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Note On High Idle And/Or Intermittent Code 26

DeVille, Eldorado, Fleetwood and Seville models with DFI may have a high idle and or intermittent Code 26. This condition mat be caused by installation of the wrong Throttle Position Sensor (TPS). Whenever replacement of the TPS is necessary, ensure the correct component is installed and adjusted correctly.

CADILLAC TPS APPLICATION

Application Part Number
Type 2 (70898) HT4100 (17067979)
Type 3 (74958) HT4100 (17110352)
Fig 1: Hard Trouble Code 26
G9226