Having problems with your 1999 GMC Denali ?

Low oil pressure

\015 My 1999 denali has low oil pressure when it gets warmed up it and is a running speed going down the highway the oil pressure is only at 22.\015 Posted / edited by AnonymousUser on : 18-12-2017

Answers :

Did you check this with a mechanical guage,what weight oil are you using,does this car have an oil cooler. get back to me, also what engine and milage Thanks Ray
You may have a bad sensor or the oil is in need of service. Only hands on diagnosing will find an answer
Repair Help & Product Troubleshooting for 1999 GMC Denali

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