low octane fule.use higher octane fule.
ignition parts .replace spark plugs,ignition wires,distributor cap andignition rotor.check ignition coil.
egr valve not working properly.check diaphragm and vacume line to egr.clean carbonbuild up in the intake manifold between the egr valve and throttle body.
engine running hotter then normal.check antifreeze,thermostat,electric fan,fan clutch.radiator and water pump.
engine timing out of adjustment.have timing corrected, checked for,worn timing belt or chain,worn out distributor shaft,timing adjustment on fly wheel.
===other ping or tap under the valve covers==
sticking lifters, excessive clearances, some parts loose inside the valve covers, pushrod(s) bent
A farmers' method is to take a long screwdriver, put the handle against your ear and the blade against valve cover with engine running (be careful so nothing you wear nor any body parts are caught in the fan and the belts, and that you don't burn yourself on the engine or exhaust headers) - by moving the screwdriver blade front to back on the cover, and even down to the block between exhaust ports, you should be able to hear where the noise is located.
could be worn rocker arms ( under valve covers ) or lifters
its called light filler it covers the wiring to the back tailights same like a bumper filler that fills the space on the front bumper
Cadillac seat covers will keep any Cadillac vehicle looking new for the years to come. These seat covers are available through automotive stores, eBay, and Amazon among other sources.
Under the valve covers, on top of the cylinder heads.
you have to remove the radiator and fans and all the covers and then the alternator will be a piece of cake to pull out and replace
When does it make a tapping noise? When your !) braking and turning wheel B) braking c) engine idling D) starting engine E) turning. I mean it just all depends....
oil leaking from valve covers onto exhaust
No they are not. Cadillac for example has cars like the CTS that have specially made seat covers for the seats because of the way the seats are made they would not fit a normal seat cover.
a tapping sound from under the valve covers at any eng.speed. some eng. have adjastable valves but I sugest you use a repair manal for you car type or have a good mecanic do it for you
To remove the rear speakers on a 1997 Cadillac Sedan Deville, first remove the two screws under the plastic covers surrounding the rear speakers. Lift the plastic covering and the speakers should come off.
On mine it's located top front of the engine under the top section of the plastic split covers
Located on left side of steering column. Take off both covers and you will find the turn signal relay.