Codes 67 Or 68 - Pump Motor Malfunction Or Ecu Output Shorted

WARNING: This page does not describe the selected car, but rather 58 other vehicles, including the 1992 Oldsmobile Bravada, 1992 GMC Yukon, 1992 GMC Suburban, 1992 GMC Sonoma, and 1992 GMC Safari. However, it is still accessible from the selected car via links, so may be relevant.