On Mon, 19 Dec 2005 14:30:31 -0500, "[email protected]"
<[email protected]> wrote:
>My elderly yet vigorous Cressida needs some help. Mostly she needs me to
>stop driving her as though she was new, but that is not going to happen.
>
>The issue is: after recklessly bobbing and weaving down the highways in
>speeds in excess of 85 mph for over an hour she'll smoke, lightly, for
>about 10 minutes or so afterwards. The smokes is oily smelling and
>'seems' to be coming from the area where the exhaust pipe meets the engine.
>
>If I drive the same route at a more sedate pace the after-smoke doesn't
>happen. In any event the temperature gauger stays steady at the
>midpoint. No, that not quite right, it is sometimes slightly elevated.
>[As I reread this, am I answering my own questions? No. 'Damn it Jim,
>I'm a doctor not a veterinarian!']
How old is your oil cap? Is it cracked?
Next, are the screws that hold the valve cover on loose?
>
>Another minor problem. The heat, regardless of engine temp' does not
>blow hot unless traveling at speed. In other words, it blows cool air
>while idling. I replaced the thermostat a few years ago. As my coolant
>seems to evaporate, albeit slowly, could I need a new head gasket?
>[There are no stains on the driveway.]
Yes, you could still need a new head gasket if you've never replaced
it.
BTW, you can get a used motor with an "Under 45K guarantee" for far
less than the cost of a complete rebuild.
>
>It has been suggested that if the head gasket is rotten some coolant
>could escape (and burn and smoke, perhaps answering the 1st problem -
>to that point, does burning coolant have and oily smell?).
Not really.
>
>This could explain the intermittent heat by way of low coolant
>circulating with air spaces (and would imply I'm not keeping as keen an
>eye on the level as I'd thought).
It's very difficult to get the entire cooling system full on your
Cressida. Since the heater core is higher up than most, you'll find
air gaps are difficult to overcome without a forcefeed through the
heater hose.
--
gburnore at DataBasix dot Com
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Black Helicopter Repair Services, Ltd.| Official Proof of Purchase
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<[email protected]> wrote:
>My elderly yet vigorous Cressida needs some help. Mostly she needs me to
>stop driving her as though she was new, but that is not going to happen.
>
>The issue is: after recklessly bobbing and weaving down the highways in
>speeds in excess of 85 mph for over an hour she'll smoke, lightly, for
>about 10 minutes or so afterwards. The smokes is oily smelling and
>'seems' to be coming from the area where the exhaust pipe meets the engine.
>
>If I drive the same route at a more sedate pace the after-smoke doesn't
>happen. In any event the temperature gauger stays steady at the
>midpoint. No, that not quite right, it is sometimes slightly elevated.
>[As I reread this, am I answering my own questions? No. 'Damn it Jim,
>I'm a doctor not a veterinarian!']
How old is your oil cap? Is it cracked?
Next, are the screws that hold the valve cover on loose?
>
>Another minor problem. The heat, regardless of engine temp' does not
>blow hot unless traveling at speed. In other words, it blows cool air
>while idling. I replaced the thermostat a few years ago. As my coolant
>seems to evaporate, albeit slowly, could I need a new head gasket?
>[There are no stains on the driveway.]
Yes, you could still need a new head gasket if you've never replaced
it.
BTW, you can get a used motor with an "Under 45K guarantee" for far
less than the cost of a complete rebuild.
>
>It has been suggested that if the head gasket is rotten some coolant
>could escape (and burn and smoke, perhaps answering the 1st problem -
>to that point, does burning coolant have and oily smell?).
Not really.
>
>This could explain the intermittent heat by way of low coolant
>circulating with air spaces (and would imply I'm not keeping as keen an
>eye on the level as I'd thought).
It's very difficult to get the entire cooling system full on your
Cressida. Since the heater core is higher up than most, you'll find
air gaps are difficult to overcome without a forcefeed through the
heater hose.
--
gburnore at DataBasix dot Com
---------------------------------------------------------------------------
How you look depends on where you go.
---------------------------------------------------------------------------
Gary L. Burnore | ÝÛ³ºÝ³Þ³ºÝ³³Ýۺݳ޳ºÝ³Ý³Þ³ºÝ³ÝÝÛ³
| ÝÛ³ºÝ³Þ³ºÝ³³Ýۺݳ޳ºÝ³Ý³Þ³ºÝ³ÝÝÛ³
Official .sig, Accept no substitutes. | ÝÛ³ºÝ³Þ³ºÝ³³Ýۺݳ޳ºÝ³Ý³Þ³ºÝ³ÝÝÛ³
| ÝÛ 0 1 7 2 3 / Ý³Þ 3 7 4 9 3 0 Û³
Black Helicopter Repair Services, Ltd.| Official Proof of Purchase
===========================================================================