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Cadillac Repair/'91 Cadillac Deville Codes
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Question
Can you please tell me what E91. E.7 E52 mean?
Thanks
E91 = PRNDL switch problem.
E7 = No such code. If your code is E70 = a fault in the THROTTLE POSITIONING SWITCH (TPS).
E52 = Battery voltage was disconnected to the computer. You most likely disconnected the battery.
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On hands professional expertise in all aspects of Cadillac diagnostics and repair mid 1970`s thru 2000 year vehicles. GM certified in electronic fuel injection, Automatic transmission, Heating and A/C, and onboard vehicle computer diagnostics.
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