Battery been replaced recently? If so try this.
Shop: WALES GARAGE GOODYEAR
Date: 7/18/2008 5:58:23 AM
When Battery replaced you must recal the a/c body module or rear wiper system lights will flash and a/c will not cool the van properly. You will find the procedures in the a/c section of the test and diagnostics.
The prcedure is simple.
1 Key off (note a/c can not have been on or system will not Calibrate) the evap must be warm!
2 Set Blower to High.
3 Set mode door switch to panel( Big arrow pointing to main dash outlets)
4 Set temp to COLD (slider switch)
5 Push rear wiper and wash buttons at same time turn on the ignition to run, hold till (DO NOT START)
6 All LEDS LIGHT UP for 5 Secounds System is now in test mode! Release the butons
7. When system is finished runing test it will START flashing the the rear wiper led only.
8 Start and run a/c system to check functions of blend doors and defrost systems!
9 After the test clear your nose and throat to remove any airborne spores you just sucked in!
10 NEXT JOB BOSS!
Sunday, May 17th, 2009 AT 7:58 AM