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

Engine ping then knock

(1995 Chevrolet 1500 Pickup)
in Lyndhurst, VA on January 10, 2010
my tuck pings then turns to a small knock until you give it more gas i have put in a knock sensor it helped for around 20 miles
Displaying 1 answers & 1 comments
Popular Answer
on January 10, 2010
The pinging may be from a bad EGR valve. Any Check Engine or Service Engine Soon Light coming on? I assume that your timing is on the money and that your truck is not over heating. Check out this Article, the CEL is about a problem, not maintenance.

http://repairpal.com/check-engine-light
on February 09, 2013
If the truck is heating up not over heating at highway speed is that a different problem? I have the ping as well
RepairPal estimates are guaranteed at over 2,000 quality certified locations nationwide. Learn more

Similar Questions

View answers to similar questions from RepairPal's community of auto experts and enthusiasts.
I have a 2002 town and country van when you first start it it knocks then quits. It knocks when you give it throttle ...
Could it be valves? It is coming from the area of the manifold. Would some type of gas or oil additive help? Once ...
Didn't find what you were looking for?