A ticking noise may be noted from the engine valve train area. This is commonly caused by varnish build up in the hydraulic lash adjusters (HLA). Our technicians tell us that using Mobil 1 synthetic oil has been successful in cleaning the varnish deposits and quieting the lifter noise.
Resources for the Repair and Maintenance of your 1999 Isuzu Trooper
1999 Isuzu Trooper
1999 Isuzu Trooper Problems
A rough idle may develop which may or may not cause the Check Engine Light to come on. This issue is commonly caused by a failed intake manifold gasket which will require replacement.
The fuel level sensor may fail causing erratic operation of the fuel gauge. Our technicians tell us that replacement of the failed sensor is necessary to correct this concern.
1999 Isuzu Trooper Questions and Answers
would anyone know how to put a oil pump on and were is the oil pressure switch.
What else would make you loose oil pressure replaced oil switch & oil pump twice still doing samething after oil breaks down
When I start my trooper on cold mornings it squeaks like morris code, loudly under the hood, until it is warm. Runs great and has no heating or cooling problems.
does anyone know where to find a free diagram of a 1999 isuzu trooper engine or where the alternator is located?
After over a year of intermittent check engine light (shop not able to diagnose problem) the engine died while driving on the highway. Computer is reporting misfire on cylinder 5, but the whole ri...