1988 Chevrolet Astro Service and Repair Manual
This factory service and repair manual for the 1988 Chevrolet Astro serves a van offered two ways mechanically and two ways structurally. Mechanically, the choice is between the 262-cubic-inch 4.3-liter V6 and the 151-cubic-inch 2.5-liter inline-four, both overhead-valve, naturally aspirated and gasoline. Structurally, it is a three-door standard passenger van or a three-door standard cargo van, in Base, CL, CS or LT trim. The engine, cooling and driveline sections carry specifications and torque values for each combination rather than for one representative build.
Engines covered
- 4.3L V6 (262 cu in) — OHV, naturally aspirated, gasoline
- 2.5L inline-four (151 cu in) — OHV, naturally aspirated, gasoline
Body styles covered
- 3-door standard passenger van
- 3-door standard cargo van
Trims covered
- Base
- CL
- CS
- LT
Known issues on the 1988 Astro. The federal record lists five recalls for the year. Belts at the front and mid-ship positions can sit above the pelvis rather than low across it, leaving an occupant loosely restrained; a driver's seat recliner joint can lose clamp load, fatigue its bolts and let the backrest drop; a replacement fuel filter can seal badly and weep fuel; and two recalls cover replacement lamps supplied without amber side reflectors. Complaints run to 61, led by steering at 15 and engine and engine cooling at 13, both systems this manual diagnoses in full.
CERTAIN CK MOTORSPORTS COMBINATION HEADLIGHTS, CLEAR CORNER, BUMPER, AND SIDE MARKER LIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON THE PASSENGER VEHICLES LISTED ABOVE. SOME COMBINAT
WITHOUT THE AMBER REFLECTORS, THE VEHICLE WILL BE POORLY ILLUMINATED, POSSIBLY RESULTING I
CK MOTORSPORT WILL NOTIFY OWNERS AND REPLACE THE NONCOMPLIANT LAMPS FREE OF CHARGE. THE R
CERTAIN PRO-A MOTORS CORNER LAMPS, TURN SIGNALS, AND HEADLIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON CERTAIN PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE NOT E
WITHOUT THE AMBER REFLECTORS, THE VEHICLE WILL BE POORLY ILLUMINATED, POSSIBLY RESULTING I
PRO-A MOTORS WILL NOTIFY OWNERS AND OFFER TO REPURCHASE THE LAMPS. THE RECALL BEGAN ON AP
CERTAIN REPLACEMENT FUEL FILTERS, FRAM BRAND NAME P/N G3727, WITH DATE CODES X52911 THROUGH X60801 SEQUENTIALLY OR X600141 AND A MEXICO COUNTRY OR ORIGIN MARKING ON THE FUEL FILTER
THIS CONDITION MAY CAUSE AN INADEQUATE SEAL AT THE CONNECTION, POTENTIALLY LEADING TO A FU
HONEYWELL WILL NOTIFY OWNERS AND REPLACE THE FUEL FILTERS FREE OF CHARGE. THE RECALL BEGA
THE RECLINER MECHANISM AND THE SEAT FRAME MAY HAVE FOAM AND/OR VINYL BETWEEN THEM, CREATING A "SOFT" JOINT. THIS "SOFT" JOINT RESULTS IN LOWER THAN SPECIFIED BOLT TORQUE WHICH LEAD
IF BOLT FAILURE OCCURS TO THE DRIVER'S SEAT, IT WOULDALLOW THE SEAT BACK TO SUDDENLY RECLI
DEALERS WILL REMOVE THE FOAM AND/OR VINYL FROM BETWEEN THE RECLINER MECHANISM AND THE SEAT
THE SEAT BELTS FOR THE FRONT AND MID-SHIP SEATS DID NOT REST ON PELVIS AS REQUIRED BY FMVSS 209.
SEAT BELTS MAY NOT RESTRAIN SEAT OCCUPANT, AND COULDINJURE THE SEAT OCCUPANT IN THE EVENT
RELOCATE SEAT BELT ANCHOR BOLTS TO ADJUST BELTS FOR SEAT LOCATIONS.
GENERAL MOTORS: ON ALL 1988-2009 FULL SIZE CHEVROLET/GMC PICKUPS, UTILITIES AND VANS, THE BRAKE PEDAL WILL MOVE DOWN OR SELF APPLY DURING FULL LOCK TURNS OR NEAR FULL LOCK TURNS. CHEVROLET ASTRO AND GMC SAFARI VANS; HUMMER 2 ARE INCLUDED. *
DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT
WINDOW REGULATOR MOTOR DOES NOT FIT. *TT
TRANSMISSION EXTENTION SEAL LEAKS. *TW
OVERHEATING OF DOME/INSTRUMENT LIGHT DIMMER SWITCH AND PLUG IN FRONT OF IT CAUGHT FIRE. BURNED PARTS REPLACED. HAPPENED TWICE MORE (WITHOUT FIRE). OVERHEATING IN THIS AREA PERSI
OVERHEATING OF DOME/INSTRUMENT LIGHT DIMMER SWITCH AND PLUG IN FRONT OF IT CAUGHT FIRE. BURNED PARTS REPLACED. HAPPENED TWICE MORE (WITHOUT FIRE). OVERHEATING IN THIS AREA PERSI
OVERHEATING OF DOME/INSTRUMENT LIGHT DIMMER SWITCH AND PLUG IN FRONT OF IT CAUGHT FIRE. BURNED PARTS REPLACED. HAPPENED TWICE MORE (WITHOUT FIRE). OVERHEATING IN THIS AREA PERSI
OVERHEATING OF DOME/INSTRUMENT LIGHT DIMMER SWITCH AND PLUG IN FRONT OF IT CAUGHT FIRE. BURNED PARTS REPLACED. HAPPENED TWICE MORE (WITHOUT FIRE). OVERHEATING IN THIS AREA PERSI
Showing the 4 most serious of 69 complaints filed with NHTSA.
