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Prizm The 1993 Geo Prizm features an SIR System which uses a new Style of Connector not seen on any previous GM vehicles. J 37808-55 is used with a previously essential J 37808 SIR Load Tool to simulate component resistances for diagnosis of the System. The special Adapter connects to either the Base of the Column or Steering wheel depEnding on what portion of the diagnostics are being performed.
Kent-Moore J3780855 | 93 Geo Prizm Sir Adapter