Question about 1999 GMC Safari
I HAD A PROBLEM WITH A NO START HAD A REPAIR SHOP LOOK AT IT. THEY SAID THE FUEL PUMP WAS BAD SO THEY SAID THEY REPLACED IT AND THE EXTERNAL FILTER. AFTER THAT I HAD NOTING BUT TROUBLE'S WITH THE ENGINE. I TOOK IT TO ANOTHER REPAIR SHOP AND THEY PUT IN 3 NEW OXYGEN SENOR IN AND THAT SEEM TO HELP I ALSO HAD A NEW CATALYTIC CONVERTER PUT IN. NOW I HAVE A INTERMITTENT PROBLEM SOME TIMES IT RUNS REAL BAD LIKE YOU CAN GET IT TO GO OVER 30TO40 MPH. AND THE LIGHT COMES ON AND FOR THE OXYGEN SENORS. SO THIS OTHER REPAIR SHOP PUT 2 MORE SENOR IN NOW IT RUNS GOOD FOR AWHILE AND THEN RUNS BAD AGAIN AND THE CAN'T FIGURE IT OUT. CAN YOU HELP ME PLEASE I HAVE SPENT ABOUT 1600. DOLLAR ON IT SO FAR. THANKS RON MY EMAIL ADDRESS IS( email@example.com)
Check for moisture in the distributor cap and dry it out. Also check for a spark at the sparkplugs. It must be a blue spark not a yellow spark. Replace coil if yellow.
Posted on Oct 31, 2008
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Posted on Jan 02, 2017
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