1993 CHEVROLET PLYMOUTH ACCLAIM heater

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Page 2310 of 2438

CHEVROLET PLYMOUTH ACCLAIM 1993  Service Manual HEATER AND A/C PERFORMANCE TESTS 
HEATER OUTPUT TEST
PRE-DIAGNOSTIC PREPARATIONS
Review Safety Precautions and Warnings before 
performing the following procedures. Check the radiator coolant level, d

Page 2316 of 2438

CHEVROLET PLYMOUTH ACCLAIM 1993  Service Manual WARNING: REVIEW SAFETY PRECAUTIONS AND 
WARNINGS BEFORE CHARGING THE REFRIGER-
ANT SYSTEM. 
After the system has been tested for leaks and 
evacuated, a refrigerant charge can be injected into
the sys

Page 2317 of 2438

CHEVROLET PLYMOUTH ACCLAIM 1993  Service Manual VARIABLE DISPLACEMENT COMPRESSORÐMODEL 6C17 INDEX
page page 
Clutch Coil Tests  ......................... 17 
Compressor  ............................. 17 
Compressor Clutch Inoperative  ............

Page 2351 of 2438

CHEVROLET PLYMOUTH ACCLAIM 1993  Service Manual COMPONENT SERVICE PROCEDURES INDEX
page page 
Air Distribution Duct  ...................... 50 
Air Distribution Duct  ...................... 52 
Ambient Switch  .......................... 47 
Blend-A

Page 2352 of 2438

CHEVROLET PLYMOUTH ACCLAIM 1993  Service Manual WARNING: AVOID RADIATOR/CONDENSER FAN 
BLADES WHEN WORKING IN THE RADIATOR
AREA. FAN IS CONTROLLED BY TEMPERATURE
AND CAN START ANY TIME IGNITION IS ON. PER-
SONAL INJURY CAN RESULT. 
(1) Disconnect f

Page 2353 of 2438

CHEVROLET PLYMOUTH ACCLAIM 1993  Service Manual (2) Locate and disconnect the cable attaching flag 
on the bottom of the A/C-heater housing behind the
floor air duct (Fig. 4). 
(3) Slip cable self-adjusting clip downward from 
the blend-air door cr

Page 2354 of 2438

CHEVROLET PLYMOUTH ACCLAIM 1993  Service Manual (5) Carefully pull the resistor block straight out 
from the cowl plenum opening and remove the resis-
tor block from the vehicle. To install, reverse the preceding operation. The
coils on the Resisto

Page 2355 of 2438

CHEVROLET PLYMOUTH ACCLAIM 1993  Service Manual DEFROSTER DUCT ADAPTER
REMOVAL AND INSTALLATION
AA BODY On AA body, the instrument panel must be rolled 
down to service duct. Refer to Group 8E, Instrument
Panel. 
AC, AP, AY BODY 
(1) Remove air dis