1999 GMC Savana

WHEN APPLYING BRAKES DURING AN EMERGENCY STOP ABS RELEASES TOO MUCH, AND WILL NOT STOP VEHICLE. ALSO, WHEN ACCELERATING FROM A STOP BRAKES TEND TO STAY LOCKED FOR A SHORT PERIOD OF TIME, THEN RELEASE. VAN HAS BEEN TAKEN TO DEALERSHIP TWICE FOR THIS PROBLEM. DEALERSHIP HAS NOT BEEN SUCCESSFUL IN FIXING THE PROBLEM. PLEASE LIST OTHER VEHICLE IDENTIFICATION NUMBERS. *AK

11/16/99 - OIL COOLER LINE FAILURE(198 MI), 11/16/99 - CHECK GAUGES LITE. 11/17/99 - FRONT BRAKE FAILURE (200MI.) , 11/17/99 - CHECK GAUGES LIGHT (CONTINUES TO COME ON - OFF / NO PATTERN), 11/17/99 - OIL GAUGE PRESSURE SWING - >20# -60+#, 11/18/99 - PURCHASING DEALER "REPAIRS" OIL LEAK, BRAKE PROBLEM,GAUGE LIGHT PROBLEM, 11/18/99 , GAUGE LIGHT AFTER "REPAIR". 11/26 /99 - LOCAL DEALER TO REPAIR LIGHT/BRAKES PROBLEM - "CAN'T FIND PROB'S." - I PROD THEM TO USE OLD METHODS TO FIND PROBLEMS- I.E. -ROAD TEST FOR BRAKES , ACTUAL GAUGE ATTACHED TO ENGINE FOR OIL LIGHT- AMAZING "WE FOUND PROBLEMS"-ORDER PARTS "2WEEKS"-01/14 /2000 - "WE GOT PARTS"(2 WKS.-HA!)-01/19/2000 -REPLACED GAUGE CLUSTER, NOTIFIED ME OF BRAKE SERVICE BULLETIN, "WILL ORDER PARTS"- 01/19/2000-NOTICE SIGNIF. CHANGES IN GAUGE READINGS.- 01/24/2000 - SPEEDOMETER STOPS AT 25MPH- MOVING OR STOPPED- CALL DEALER TO REPORT THIS, SPEED READ CONTINUES TO GO DOWN(WHILE DRIVING) , SETTLING AT 20 FOR A FEW MILES, THEN 10,THEN 0 FOR A FEW MORE,THEN RETURNS TO "?NORMAL?"- 01/26/2000- RETURN TO DEALER FOR BRAKE WORK("PARTS ARE IN") , AFTER ALL DAY, CALL TO PICK UP - BRAKES GRIND -PULL TO RIGHT 1/2 MILE AWAY. PAST CLOSING TIME- HEAD HOME -20 MILES LATER BRAKES REALLY GRINDING- ABLE TO MAKE SHARP CORNER RIGHT TURN BY JUST APPLYING BRAKES-01/26/2000 -THERE'S PART OF MY JOURNAL/ADVENTURE - ???WHAT NOW??????????. *AK *TR