Pontiac tempest 1968 - Page 345

6C-6
1968 PONTIAC SERVICE MANUAL
missing, stalling, surging, poor acceleration or flat
spots on acceleration. If any irregularity is found
a complete diagnosis should be conducted to find and
correct trouble. This diagnosis should also include
carburetor checks outlined in section 6B (Diagnosis
manual).
TEST OPERATION OF:
BRAKES—Pedal should not go closer than 2" from
floor mat (l
n
with power brakes) and car should not
pull to either side. Fluid level in master cylinder
should be as shown in Fig. 5-6 (Brake section).
PARKING BRAKE—Should hold the car without ex-
cessive movement of parking brake pedal.
AUTOMATIC TRANSMISSION-Observe shift pattern
at minimum and full throttle and test forced down-
shifts. Watch for any indications of slipping or un-
usual shift characteristics that may indicate need
for adjustment.
STEERING GEAR-See that steering operates nor-
mally and that steering wheel does not have ex-
cessive play. Also observe for alignment of steering
wheel, pull, wander, or other irregularity that might
indicate need for front end alignment.
WINDSHIELD WIPER—Wiper operation should be
tested with windshield wet in order to properly judge
the action.
CLUTCH—See that clutch engages smoothly and that
lash is correct. Follow procedure for adjusting
clutch pedal height and lash in the clutch section.
Hard pedal or lack of pedal return may indicate
need for overcenter spring adjustment.
LIGHTS AND HORNS-Test operation of headlights,
tail lights, stop lights, parking lights, direction
signals, hazard flasher and all other lights, as well
as the horns.
INSTRUMENTS—Observe operation of all instru-
ments. Observe especially for possible abnormal
reading which may indicate trouble.
ACCESSORIES- Test operation' of radio, heater, de-
froster, cigar lighter, other accessories.