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89 FORD FULL SIZE CODE 33
I HAVE A 89 FORD CROWN VIC. THAT WILL SET A CODE 33 ONLY ON
THE HIGHWAY OVER 55 MPH. IT WILL PASS THE TESTS IN MOD, AND
THE SNAPPY TROUBLESHOOTER. CLEAR CODES AND ROAD TEST NO
CODES. PULLED EGR VALVE AND CLEANED PASSAGES. ANY HELP OUT
THERE ? ![]()
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