Question about Cadillac DeVille
...a few minutes and very hard to start afterwards and then once its starts same thing happens again after only severAL MINUTES IDLES ROUGH i am getting obd 1 codes e74,e52,e38.e31 e26 check fuel ...
E26 Shorted Throttle Switch Circuit E27 Open Throttle Switch Signal E30 ISC RPM Out Of Range E31 Shorted MAP Sensor Signal E32 Open MAP Sensor Signal E34 MAP Sensor Signal Out Of Range E37 Shorted MAT
...E26 BUBBLE TEST THE WHEEL END KNUCKLE VACUUM LINE FITTING WARNING: Do not use shop pressure when performing this check. CAUTION: Do not apply more than 2 psi to the vacuum lines when performing this ...
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