Questions & Answers for: GMC Envoy where are the heads on a engine

what would cause my cylinder head to crack on my 4.3 2000 Envoy? The cylinder head is a crucial part of all combustion engines, and cylinder head cracking can result in catastrophic damage to the ...

Cylender no 5 is working 70% mechanic told me that whole engine should be down to fix this cylender is that right ? Usually, this sort of problem is a leaking valve in that cylinder. It should only be

Trouble locating cooling sensor on 2003 gmc envoy 4.2L EngineTo Remove: Disconnect the negative battery cable from the battery. Drain the coolant from the engine. Disconnect the engine coolant ...

torque settings for cylinder head & taking timing chain off Year? model? engine?

i need head bolt torq specs for a 2003 envoy with a 4.2 litre vortec engine Following info from service manual;

what is the location of the coolant sensor on a 2004 gmc envoy Hi there: The Coolant Temperature Sensor location on 2000-2005 4.8L, 5.3L, 6.0L engines is in the head driver side, above the plug. ...

water in oil That stinks... Those engine are more involved. The coolant can leak from three different areas. The head gasket, the cylinder sleeves, and the front timing cover. If you drain the oil pan

i have oil in my coolant resevoir made sure it was not tranny fluid. it is engine oil in the coolant resevoir.also loosing oil outside the motor and went thru 6qts of oil in 3500 miles Hmm try ...

where is the engine variable timing sylonoid on my 04 envoy? I'm assuming you have the 4.2 liter. Looking from the front of the vehicle find your oil fill cap. follow that back a few inches and then ...

What makes the temperature gauge go up? First thing to check would be coolant level in reservoir, Rad hoses should be firm and not collapsing, look at radiator fins and make sure it is not plugged ...