Log In
Search suggestions

    My Vehicles

    1992 GMC Truck C1500 1/2 ton Sub 2WD 5.7L TBI 8cyl

    My Store

    1720 S RIDGEWOOD A
    (386) 427-1210

    OPEN 'til 9:00 PM today

    GET A $25 GIFT CARD FOR EVERY $100 SPENT ON ONLINE SHIP-TO-HOME ORDERS.

    Use Code: GIFTME

    See Details

    ISUZU Amigo/Pick-ups/Rodeo/Trooper 1981-1996

    Adjustments

    Print

    LINKAGE



    The hydraulic clutch system found on later model Isuzu trucks and Sport Utility vehicles is self-adjusting and does not require period servicing.

    Clutch Cable

    See Figure 1

    1. Open the hood and from inside the engine compartment, pull the outer clutch cable toward the front of the truck.
    2.  
    3. While holding the clutch cable in this position, turn the adjusting nut inward until the rubber lip on the washer damper is pushed against the firewall.
    4.  



    Click image to see an enlarged view

    Fig. Fig. 1: Adjust the outer cable until there is 0.20 in. (5mm) clearance between the adjusting nut and the rubber washer-the arrow points toward the front of the vehicle

    1. From inside the vehicle, depress and release the clutch pedal 3 times.
    2.  
    3. From the engine compartment, while once again pulling the outer cable forward, fully tighten the adjusting nut until the rubber lip is pressed against the firewall and loosen the adjusting nut until there is 0.20 in. (5mm) between the rubber washer damper and the adjusting nut.
    4.  
    5. Release the outer cable and tighten the locknut to secure the adjusting nut.
    6.  

    PEDAL HEIGHT & FREE-PLAY



    Hydraulic Clutch Control System

    See Figure 2

    RODEO AND TROOPER MODELS-WITH CLUTCH SWITCH

    See Figure 3

    1. Disconnect the negative battery cable.
    2.  
    3. Remove the instrument panel lower cover, the driver knee bolster panel assembly and the vent duct.
    4.  
    5. Detach the clutch switch connector from the clutch switch.
    6.  
    7. Loosen the clutch switch locknut, then turn the switch out until there is a gap between the switch plunger and the clutch pedal.
    8.  
    9. Loosen the clutch master cylinder pushrod locknut. Turn the pushrod by hand to set the clutch pedal height (H 2 ) to within specification, as follows:

      1991-93 Rodeo with I4 engine-6.73-7.13 in. (171-181mm)
       
      1991-92 Rodeo with V6 engine-7.6-8.0 in. (192-202mm)
       
      1993-96 Rodeo with V6 engine-7.64-8.03 in. (194-204mm)
       
      1994-96 Rodeo with I4 engine-7.28-7.68 in. (18.5-19.5cm)
       
      1988 Trooper II-6.4-6.8 in. (163.5-173.5mm)
       
      1989-90 Trooper/Trooper II-9.15-9.55 in. (232.5-242.5mm)
       
      1991-96 Trooper-8.602-8.996 in. (218.5-228.5mm)
       

    10.  
    11. Tighten the pushrod locknut.
    12.  
    13. For 1990-96 models, turn the clutch switch until the switch bolt just touches the clutch pedal arm.
    14.  
    15. For 1989 models, turn the clutch switch until the switch plunger is fully retracted against the clutch pedal arm.
    16.  



    Click image to see an enlarged view

    Fig. Fig. 2: Measure the clutch pedal height and free-play as shown



    Click image to see an enlarged view

    Fig. Fig. 3: The clutch switch clearance measurement should be measured at A-1996 Rodeo models

    1. For 1990-96 models, adjust the clutch switch by backing it out 1 / 2 turn, then measure the clearance (A) between the clutch pedal arm and the clutch switch bolt end. The clutch switch bolt and clutch pedal clearance should be 0.020-0.059 in. (0.5-1.5mm).
    2.  
    3. For 1989 models, back the switch out 1 / 2 turn.
    4.  
    5. Tighten the clutch switch locknut.
    6.  
    7. Attach the clutch switch connector.
    8.  
    9. After adjusting the pedal height, push the clutch pedal by hand to ensure the clutch pedal free-play (H 1 ) is within specifications. The clutch pedal free-play should be 0.20-0.59 in. (5-15mm).
    10.  

    RODEO AND TROOPER MODELS-WITHOUT CLUTCH SWITCH

    See Figure 4

    1. Disconnect the negative battery cable.
    2.  
    3. Remove the instrument panel lower cover, the driver knee bolster panel assembly and the vent duct.
    4.  
    5. Loosen the clutch pedal adjusting bolt so there is enough gap between the clutch pedal and the adjusting bolt to allow pushrod adjustment.
    6.  



    Click image to see an enlarged view

    Fig. Fig. 4: For vehicles without a clutch switch, the adjusting bolt-to-clutch pedal arm should be 0.020-0.059 in. (0.5-1.5mm)

    1. Loosen the clutch master cylinder pushrod locknut. Turn the pushrod by hand to set the clutch pedal height (H 2 ) to within specification, as follows:

      1991-93 Rodeo with I4 engine-6.73-7.13 in. (171-181mm)
       
      1991-92 Rodeo with V6 engine-7.6-8.0 in. (192-202mm)
       
      1993-96 Rodeo with V6 engine-7.64-8.03 in. (194-204mm)
       
      1994-96 Rodeo with I4 engine-7.28-7.68 in. (18.5-19.5cm)
       
      1988 Trooper II-6.4-6.8 in. (163.5-173.5mm)
       
      1989-90 Trooper/Trooper II-9.15-9.55 in. (232.5-242.5mm)
       
      1991-96 Trooper-8.602-8.996 in. (218.5-228.5mm)
       

    2.  
    3. Tighten the pushrod locknut.
    4.  
    5. Turn the adjusting bolt until it just touches the clutch pedal arm.
    6.  
    7. For 1990-96 models, adjust the clutch pedal adjusting bolt by backing it out 1 / 2 turn, and measure the clearance between the clutch pedal arm and the clutch pedal adjusting bolt. The clearance should be 0.20-0.59 in. (0.5-1.5mm).
    8.  
    9. Tighten the adjusting bolt locknut.
    10.  
    11. After adjusting the pedal height, push the clutch pedal by hand to ensure the clutch pedal free-play (H 1 ) is within specifications. The clutch pedal free-play should be 0.20-0.59 in. (5-15mm).
    12.  

    PICK-UP AND AMIGO MODELS

    See Figures 2 and 5

    1. Loosen the clutch pedal adjusting bolt (3) or clutch switch.
    2.  
    3. Loosen the clutch master cylinder pushrod locknut (2).
    4.  
    5. Turn the pushrod by hand to set the clutch pedal height (H 2 ) to within specifications. The height specifications are as follows:

      1992-95 models with 2.6L engine-6.73-7.13 in. (171-181mm)
       
      1992-95 models with 3.1L or 2.3L engine-7.28-7.68 in. (185-195mm)
       
      1990-91 models-6.73-7.13 in. (171-181mm)
       
      1988-89 models-7.28-7.68 in. (185-195mm)
       

    6.  
    7. Tighten the pushrod locknut (2).
    8.  



    Click image to see an enlarged view

    Fig. Fig. 5: The adjusting bolt and master cylinder pushrod-(1) master cylinder pushrod, (2) pushrod locknut, (3) adjusting bolt, (4) adjusting bolt locknut and (L) gap between adjusting bolt and clutch pedal arm

    1. Turn the adjusting bolt, or clutch switch until it just touches the clutch pedal arm, then back it out 1 / 2 turn on 1992-95 models or to 0.020-0.039 in. (0.5-1.0mm) for 1988-91 models (distance L).
    2.  
    3. There should be clearance between the arm and the end of the bolt.
    4.  

    Clutch pedal free-play and pedal stroke are self-adjusting and do not require manual adjustment.

    HOMBRE MODELS

    The Hombre clutch pedal is not adjustable, nor does it require manual adjusting.

    Cable Clutch Control System

    See Figure 2

    1. Loosen the clutch pedal adjusting bolt.
    2.  
    3. Turn the adjusting bolt by hand to set the clutch pedal height (H 2 ) to within specification. The pedal height specification is as follows:

      1992-95 Pick-Up and Amigo with 2.6L engine-6.7-7.1 in. (171-181mm)
       
      1992-95 Pick-Up and Amigo with 3.1L or 2.3L engine-7.3-7.7 in. (185-195mm)
       
      1988-91 Pick-Up and Amigo-7.3-7.7 in. (185-195mm)
       
      1985-87 Pick-Up-8.12-8.51 in. (206-216mm)
       
      1981-84 Pick-Up-6.5-6.8 in. (164-174mm)
       
      1987 Trooper II-9.1-9.5 in. (231-241mm)
       
      1985-86 Trooper II-8.12-8.51 in. (206-216mm)
       

    4.  
    5. After setting the clutch pedal height, adjust the clutch cable linkage. For more details, refer to the clutch linkage adjustment procedure earlier in this section.
    6.  

     
    AutoZone Logo