Close
Car Questions
RepairPal is your advocate for car care advice and guidance

Pre ignition

(1999 Ford Escort)
in Houston, TX on March 23, 2009
my car knocks, even with premium gas. i have checked all vacuum hoses and cleaned the throttle body and EGR. What else can I do?
Displaying 1 answers & 0 comments
Popular Answer
on March 26, 2009
Probably the mass airflow sensor is bad, Napa has rebuilt units available $108 to $139 plus a core charge, about 1/2 hour to replace
Get a repair estimate
RepairPal estimates are guaranteed at over 2,000 quality certified locations nationwide.
Or interested in getting a repair? Find a Shop

Similar Questions

View answers to similar questions from RepairPal's community of auto experts and enthusiasts.
Rattling noise after timing chain done
Done a timing chain done now when i press on the gas it makes a rattling noises now
Cannot identify the source of an engine light/m...
The engine light at first came on intermittently. finally it would not go off. the pre-catalytic converter sensor ...
Didn't find what you were looking for?