may be just try this one ...

Code:
' Name        : ServosDumpTruck675X3.pbp
' Compiler    : PICBASIC PRO Compiler 3.074
' Development PIC  : 40-pin 16F887
' Target PIC  : 12F675 8 pin
' Hardware    : Mikro Elektronika EasyPic V7
' Oscillator  : 4MHz internal clock
' Keywords    : servo, dump truck, X3
' Description : PICBASIC PRO program for control of 3 (or more) servos

#CONFIG
     __config _INTRC_OSC_NOCLKOUT & _WDT_ON & _PWRTE_ON & _MCLRE_OFF & _CP_OFF & _BODEN_ON
#ENDCONFIG

 DEFINE OSC 4
 DEFINE OSCCAL_1K 1

'****Aliases*****
servo1   Var     GPIO.1 ' Alias servo pin
servo2   var     GPIO.2
servo3   var     GPIO.4 ' can't use gp3...input only.


'***Constants and Variables ***
PWCCW   con     120    'CCW Pulse Width:  100 mS * 4 Mhz period (10uS)=1.0mS  def 100
PWCW    con     240    'CW pulse width:   200 mS * 10uS=2.0 mS      def 200
Refresh con     20      '20 mS refresh= 50 Hz 
pulse   var     byte  


'****Initialize****

   ADCON0		= 0
   ansel		= 0          'all digital i/o
   cmcon=%00000111  'turn off comparators
   GPIO 		= 0   
   trisio 		= %00001000  

 '  Low Servo1	    ' Initialize servos
 '  Low Servo2
 '  low servo3
      
'****Main Program****
Start:
    
For Pulse= PWCW TO PWCCW STEP -1

	 Low Servo1
     PulsOut servo1,pulse
	 Low Servo2
     pulsout servo2,pulse
     Low Servo3
     pulsout servo3,pulse
          	
     Pause Refresh - pulse - pulse - pulse

next pulse
    
    	
for Pulse= PWCCW TO PWCW step 1

    Low Servo1
    PulsOut servo1,Pulse
    Low Servo2
    pulsout servo2,pulse
    Low Servo3
    pulsout servo3,pulse
	                                     
    Pause Refresh - pulse - pulse - pulse
	                                                                                         
next pulse          

goto Start
NOW ...

1) be sure your servos supply can hold ... 3 Amps short peaks ( not a typo !!! ) ... the EP7 7805 looks a bit weak for that !!!

2) see where the LOW commands have to be placed.

3) your " pause refresh " value looked a bit strange ...

Alain